1378998010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{1063}}^1$

素因数の和:1687

約数の個数: 64

約数和(自身を含む): 2837866752

約数和(自身を除く): 1458868742

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 587, 1063, 1105, 1174, 2126, 2210, 2935, 5315, 5870, 7631, 9979, 10630, 13819, 15262, 18071, 19958, 27638, 36142, 38155, 49895, 69095, 76310, 90355, 99790, 129727, 138190, 180710, 234923, 259454, 469846, 623981, 648635, 1174615, 1247962, 1297270, 2349230, 3119905, 6239810, 8111753, 10607677, 16223506, 21215354, 40558765, 53038385, 81117530, 106076770, 137899801, 275799602, 689499005, 1378998010]

約数ペア:

[(1, 1378998010), (2, 689499005), (5, 275799602), (10, 137899801), (13, 106076770), (17, 81117530), (26, 53038385), (34, 40558765), (65, 21215354), (85, 16223506), (130, 10607677), (170, 8111753), (221, 6239810), (442, 3119905), (587, 2349230), (1063, 1297270), (1105, 1247962), (1174, 1174615), (2126, 648635), (2210, 623981), (2935, 469846), (5315, 259454), (5870, 234923), (7631, 180710), (9979, 138190), (10630, 129727), (13819, 99790), (15262, 90355), (18071, 76310), (19958, 69095), (27638, 49895), (36142, 38155)]