65725320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 205856640

約数和(自身を除く): 140131320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 113, 120, 131, 148, 185, 222, 226, 262, 296, 339, 370, 393, 444, 452, 524, 555, 565, 655, 678, 740, 786, 888, 904, 1048, 1110, 1130, 1310, 1356, 1480, 1572, 1695, 1965, 2220, 2260, 2620, 2712, 3144, 3390, 3930, 4181, 4440, 4520, 4847, 5240, 6780, 7860, 8362, 9694, 12543, 13560, 14541, 14803, 15720, 16724, 19388, 20905, 24235, 25086, 29082, 29606, 33448, 38776, 41810, 44409, 48470, 50172, 58164, 59212, 62715, 72705, 74015, 83620, 88818, 96940, 100344, 116328, 118424, 125430, 145410, 148030, 167240, 177636, 193880, 222045, 250860, 290820, 296060, 355272, 444090, 501720, 547711, 581640, 592120, 888180, 1095422, 1643133, 1776360, 2190844, 2738555, 3286266, 4381688, 5477110, 6572532, 8215665, 10954220, 13145064, 16431330, 21908440, 32862660, 65725320]

約数ペア:

[(1, 65725320), (2, 32862660), (3, 21908440), (4, 16431330), (5, 13145064), (6, 10954220), (8, 8215665), (10, 6572532), (12, 5477110), (15, 4381688), (20, 3286266), (24, 2738555), (30, 2190844), (37, 1776360), (40, 1643133), (60, 1095422), (74, 888180), (111, 592120), (113, 581640), (120, 547711), (131, 501720), (148, 444090), (185, 355272), (222, 296060), (226, 290820), (262, 250860), (296, 222045), (339, 193880), (370, 177636), (393, 167240), (444, 148030), (452, 145410), (524, 125430), (555, 118424), (565, 116328), (655, 100344), (678, 96940), (740, 88818), (786, 83620), (888, 74015), (904, 72705), (1048, 62715), (1110, 59212), (1130, 58164), (1310, 50172), (1356, 48470), (1480, 44409), (1572, 41810), (1695, 38776), (1965, 33448), (2220, 29606), (2260, 29082), (2620, 25086), (2712, 24235), (3144, 20905), (3390, 19388), (3930, 16724), (4181, 15720), (4440, 14803), (4520, 14541), (4847, 13560), (5240, 12543), (6780, 9694), (7860, 8362)]