3898347440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{2531}}^1$

素因数の和:4038

約数の個数: 80

約数和(自身を含む): 9771312096

約数和(自身を除く): 5872964656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1481, 2531, 2962, 5062, 5924, 7405, 10124, 11848, 12655, 14810, 19253, 20248, 23696, 25310, 29620, 32903, 38506, 40496, 50620, 59240, 65806, 77012, 96265, 101240, 118480, 131612, 154024, 164515, 192530, 202480, 263224, 308048, 329030, 385060, 526448, 658060, 770120, 1316120, 1540240, 2632240, 3748411, 7496822, 14993644, 18742055, 29987288, 37484110, 48729343, 59974576, 74968220, 97458686, 149936440, 194917372, 243646715, 299872880, 389834744, 487293430, 779669488, 974586860, 1949173720, 3898347440]

約数ペア:

[(1, 3898347440), (2, 1949173720), (4, 974586860), (5, 779669488), (8, 487293430), (10, 389834744), (13, 299872880), (16, 243646715), (20, 194917372), (26, 149936440), (40, 97458686), (52, 74968220), (65, 59974576), (80, 48729343), (104, 37484110), (130, 29987288), (208, 18742055), (260, 14993644), (520, 7496822), (1040, 3748411), (1481, 2632240), (2531, 1540240), (2962, 1316120), (5062, 770120), (5924, 658060), (7405, 526448), (10124, 385060), (11848, 329030), (12655, 308048), (14810, 263224), (19253, 202480), (20248, 192530), (23696, 164515), (25310, 154024), (29620, 131612), (32903, 118480), (38506, 101240), (40496, 96265), (50620, 77012), (59240, 65806)]