64273100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 145021968

約数和(自身を除く): 80748868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 67, 100, 106, 134, 181, 212, 265, 268, 335, 362, 530, 670, 724, 905, 1060, 1325, 1340, 1675, 1810, 2650, 3350, 3551, 3620, 4525, 5300, 6700, 7102, 9050, 9593, 12127, 14204, 17755, 18100, 19186, 24254, 35510, 38372, 47965, 48508, 60635, 71020, 88775, 95930, 121270, 177550, 191860, 239825, 242540, 303175, 355100, 479650, 606350, 642731, 959300, 1212700, 1285462, 2570924, 3213655, 6427310, 12854620, 16068275, 32136550, 64273100]

約数ペア:

[(1, 64273100), (2, 32136550), (4, 16068275), (5, 12854620), (10, 6427310), (20, 3213655), (25, 2570924), (50, 1285462), (53, 1212700), (67, 959300), (100, 642731), (106, 606350), (134, 479650), (181, 355100), (212, 303175), (265, 242540), (268, 239825), (335, 191860), (362, 177550), (530, 121270), (670, 95930), (724, 88775), (905, 71020), (1060, 60635), (1325, 48508), (1340, 47965), (1675, 38372), (1810, 35510), (2650, 24254), (3350, 19186), (3551, 18100), (3620, 17755), (4525, 14204), (5300, 12127), (6700, 9593), (7102, 9050)]