65012580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 207986688

約数和(自身を除く): 142974108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 61, 62, 90, 93, 122, 124, 155, 180, 183, 186, 191, 244, 279, 305, 310, 366, 372, 382, 465, 549, 558, 573, 610, 620, 732, 764, 915, 930, 955, 1098, 1116, 1146, 1220, 1395, 1719, 1830, 1860, 1891, 1910, 2196, 2292, 2745, 2790, 2865, 3438, 3660, 3782, 3820, 5490, 5580, 5673, 5730, 5921, 6876, 7564, 8595, 9455, 10980, 11346, 11460, 11651, 11842, 17019, 17190, 17763, 18910, 22692, 23302, 23684, 28365, 29605, 34038, 34380, 34953, 35526, 37820, 46604, 53289, 56730, 58255, 59210, 68076, 69906, 71052, 85095, 88815, 104859, 106578, 113460, 116510, 118420, 139812, 170190, 174765, 177630, 209718, 213156, 233020, 266445, 340380, 349530, 355260, 361181, 419436, 524295, 532890, 699060, 722362, 1048590, 1065780, 1083543, 1444724, 1805905, 2097180, 2167086, 3250629, 3611810, 4334172, 5417715, 6501258, 7223620, 10835430, 13002516, 16253145, 21670860, 32506290, 65012580]

約数ペア:

[(1, 65012580), (2, 32506290), (3, 21670860), (4, 16253145), (5, 13002516), (6, 10835430), (9, 7223620), (10, 6501258), (12, 5417715), (15, 4334172), (18, 3611810), (20, 3250629), (30, 2167086), (31, 2097180), (36, 1805905), (45, 1444724), (60, 1083543), (61, 1065780), (62, 1048590), (90, 722362), (93, 699060), (122, 532890), (124, 524295), (155, 419436), (180, 361181), (183, 355260), (186, 349530), (191, 340380), (244, 266445), (279, 233020), (305, 213156), (310, 209718), (366, 177630), (372, 174765), (382, 170190), (465, 139812), (549, 118420), (558, 116510), (573, 113460), (610, 106578), (620, 104859), (732, 88815), (764, 85095), (915, 71052), (930, 69906), (955, 68076), (1098, 59210), (1116, 58255), (1146, 56730), (1220, 53289), (1395, 46604), (1719, 37820), (1830, 35526), (1860, 34953), (1891, 34380), (1910, 34038), (2196, 29605), (2292, 28365), (2745, 23684), (2790, 23302), (2865, 22692), (3438, 18910), (3660, 17763), (3782, 17190), (3820, 17019), (5490, 11842), (5580, 11651), (5673, 11460), (5730, 11346), (5921, 10980), (6876, 9455), (7564, 8595)]