5189990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 10514448

約数和(自身を除く): 5324458

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 83, 130, 166, 169, 185, 338, 370, 415, 481, 830, 845, 962, 1079, 1690, 2158, 2405, 3071, 4810, 5395, 6142, 6253, 10790, 12506, 14027, 15355, 28054, 30710, 31265, 39923, 62530, 70135, 79846, 140270, 199615, 399230, 518999, 1037998, 2594995, 5189990]

約数ペア:

[(1, 5189990), (2, 2594995), (5, 1037998), (10, 518999), (13, 399230), (26, 199615), (37, 140270), (65, 79846), (74, 70135), (83, 62530), (130, 39923), (166, 31265), (169, 30710), (185, 28054), (338, 15355), (370, 14027), (415, 12506), (481, 10790), (830, 6253), (845, 6142), (962, 5395), (1079, 4810), (1690, 3071), (2158, 2405)]