65745420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2719}}^1$

素因数の和:2775

約数の個数: 96

約数和(自身を含む): 204718080

約数和(自身を除く): 138972660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 2719, 4030, 4836, 5438, 6045, 8060, 8157, 10876, 12090, 13595, 16314, 24180, 27190, 32628, 35347, 40785, 54380, 70694, 81570, 84289, 106041, 141388, 163140, 168578, 176735, 212082, 252867, 337156, 353470, 421445, 424164, 505734, 530205, 706940, 842890, 1011468, 1060410, 1095757, 1264335, 1685780, 2120820, 2191514, 2528670, 3287271, 4383028, 5057340, 5478785, 6574542, 10957570, 13149084, 16436355, 21915140, 32872710, 65745420]

約数ペア:

[(1, 65745420), (2, 32872710), (3, 21915140), (4, 16436355), (5, 13149084), (6, 10957570), (10, 6574542), (12, 5478785), (13, 5057340), (15, 4383028), (20, 3287271), (26, 2528670), (30, 2191514), (31, 2120820), (39, 1685780), (52, 1264335), (60, 1095757), (62, 1060410), (65, 1011468), (78, 842890), (93, 706940), (124, 530205), (130, 505734), (155, 424164), (156, 421445), (186, 353470), (195, 337156), (260, 252867), (310, 212082), (372, 176735), (390, 168578), (403, 163140), (465, 141388), (620, 106041), (780, 84289), (806, 81570), (930, 70694), (1209, 54380), (1612, 40785), (1860, 35347), (2015, 32628), (2418, 27190), (2719, 24180), (4030, 16314), (4836, 13595), (5438, 12090), (6045, 10876), (8060, 8157)]