25018408020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1993}}^1$

素因数の和:2450

約数の個数: 192

約数和(自身を含む): 76796246016

約数和(自身を除く): 51777837996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 397, 465, 510, 527, 620, 794, 930, 1020, 1054, 1191, 1581, 1588, 1860, 1985, 1993, 2108, 2382, 2635, 3162, 3970, 3986, 4764, 5270, 5955, 5979, 6324, 6749, 7905, 7940, 7972, 9965, 10540, 11910, 11958, 12307, 13498, 15810, 19930, 20247, 23820, 23916, 24614, 26996, 29895, 31620, 33745, 33881, 36921, 39860, 40494, 49228, 59790, 61535, 61783, 67490, 67762, 73842, 80988, 101235, 101643, 119580, 123070, 123566, 134980, 135524, 147684, 169405, 184605, 185349, 202470, 203286, 209219, 246140, 247132, 308915, 338810, 369210, 370698, 404940, 406572, 418438, 508215, 617830, 627657, 677620, 738420, 741396, 791221, 836876, 926745, 1016430, 1046095, 1050311, 1235660, 1255314, 1582442, 1853490, 2032860, 2092190, 2100622, 2373663, 2510628, 3138285, 3150933, 3164884, 3706980, 3956105, 4184380, 4201244, 4747326, 5251555, 6276570, 6301866, 7912210, 9494652, 10503110, 11868315, 12553140, 12603732, 13450757, 15754665, 15824420, 21006220, 23736630, 24527851, 26901514, 31509330, 40352271, 47473260, 49055702, 53803028, 63018660, 67253785, 73583553, 80704542, 98111404, 122639255, 134507570, 147167106, 161409084, 201761355, 245278510, 269015140, 294334212, 367917765, 403522710, 416973467, 490557020, 735835530, 807045420, 833946934, 1250920401, 1471671060, 1667893868, 2084867335, 2501840802, 4169734670, 5003681604, 6254602005, 8339469340, 12509204010, 25018408020]

約数ペア:

[(1, 25018408020), (2, 12509204010), (3, 8339469340), (4, 6254602005), (5, 5003681604), (6, 4169734670), (10, 2501840802), (12, 2084867335), (15, 1667893868), (17, 1471671060), (20, 1250920401), (30, 833946934), (31, 807045420), (34, 735835530), (51, 490557020), (60, 416973467), (62, 403522710), (68, 367917765), (85, 294334212), (93, 269015140), (102, 245278510), (124, 201761355), (155, 161409084), (170, 147167106), (186, 134507570), (204, 122639255), (255, 98111404), (310, 80704542), (340, 73583553), (372, 67253785), (397, 63018660), (465, 53803028), (510, 49055702), (527, 47473260), (620, 40352271), (794, 31509330), (930, 26901514), (1020, 24527851), (1054, 23736630), (1191, 21006220), (1581, 15824420), (1588, 15754665), (1860, 13450757), (1985, 12603732), (1993, 12553140), (2108, 11868315), (2382, 10503110), (2635, 9494652), (3162, 7912210), (3970, 6301866), (3986, 6276570), (4764, 5251555), (5270, 4747326), (5955, 4201244), (5979, 4184380), (6324, 3956105), (6749, 3706980), (7905, 3164884), (7940, 3150933), (7972, 3138285), (9965, 2510628), (10540, 2373663), (11910, 2100622), (11958, 2092190), (12307, 2032860), (13498, 1853490), (15810, 1582442), (19930, 1255314), (20247, 1235660), (23820, 1050311), (23916, 1046095), (24614, 1016430), (26996, 926745), (29895, 836876), (31620, 791221), (33745, 741396), (33881, 738420), (36921, 677620), (39860, 627657), (40494, 617830), (49228, 508215), (59790, 418438), (61535, 406572), (61783, 404940), (67490, 370698), (67762, 369210), (73842, 338810), (80988, 308915), (101235, 247132), (101643, 246140), (119580, 209219), (123070, 203286), (123566, 202470), (134980, 185349), (135524, 184605), (147684, 169405)]