2499685890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149057}}^1$

素因数の和:149123

約数の個数: 64

約数和(自身を含む): 6611020416

約数和(自身を除く): 4111334526

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 5590, 8385, 16770, 149057, 298114, 447171, 745285, 894342, 1490570, 1937741, 2235855, 3875482, 4471710, 5813223, 6409451, 9688705, 11626446, 12818902, 19228353, 19377410, 29066115, 32047255, 38456706, 58132230, 64094510, 83322863, 96141765, 166645726, 192283530, 249968589, 416614315, 499937178, 833228630, 1249842945, 2499685890]

約数ペア:

[(1, 2499685890), (2, 1249842945), (3, 833228630), (5, 499937178), (6, 416614315), (10, 249968589), (13, 192283530), (15, 166645726), (26, 96141765), (30, 83322863), (39, 64094510), (43, 58132230), (65, 38456706), (78, 32047255), (86, 29066115), (129, 19377410), (130, 19228353), (195, 12818902), (215, 11626446), (258, 9688705), (390, 6409451), (430, 5813223), (559, 4471710), (645, 3875482), (1118, 2235855), (1290, 1937741), (1677, 1490570), (2795, 894342), (3354, 745285), (5590, 447171), (8385, 298114), (16770, 149057)]