100621040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3121}}^1$

素因数の和:3178

約数の個数: 80

約数和(自身を含む): 260150016

約数和(自身を除く): 159528976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3121, 3224, 4030, 6242, 6448, 8060, 12484, 15605, 16120, 24968, 31210, 32240, 40573, 49936, 62420, 81146, 96751, 124840, 162292, 193502, 202865, 249680, 324584, 387004, 405730, 483755, 649168, 774008, 811460, 967510, 1257763, 1548016, 1622920, 1935020, 2515526, 3245840, 3870040, 5031052, 6288815, 7740080, 10062104, 12577630, 20124208, 25155260, 50310520, 100621040]

約数ペア:

[(1, 100621040), (2, 50310520), (4, 25155260), (5, 20124208), (8, 12577630), (10, 10062104), (13, 7740080), (16, 6288815), (20, 5031052), (26, 3870040), (31, 3245840), (40, 2515526), (52, 1935020), (62, 1622920), (65, 1548016), (80, 1257763), (104, 967510), (124, 811460), (130, 774008), (155, 649168), (208, 483755), (248, 405730), (260, 387004), (310, 324584), (403, 249680), (496, 202865), (520, 193502), (620, 162292), (806, 124840), (1040, 96751), (1240, 81146), (1612, 62420), (2015, 49936), (2480, 40573), (3121, 32240), (3224, 31210), (4030, 24968), (6242, 16120), (6448, 15605), (8060, 12484)]