759980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 1787520

約数和(自身を除く): 1027540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 79, 130, 148, 158, 185, 260, 316, 370, 395, 481, 740, 790, 962, 1027, 1580, 1924, 2054, 2405, 2923, 4108, 4810, 5135, 5846, 9620, 10270, 11692, 14615, 20540, 29230, 37999, 58460, 75998, 151996, 189995, 379990, 759980]

約数ペア:

[(1, 759980), (2, 379990), (4, 189995), (5, 151996), (10, 75998), (13, 58460), (20, 37999), (26, 29230), (37, 20540), (52, 14615), (65, 11692), (74, 10270), (79, 9620), (130, 5846), (148, 5135), (158, 4810), (185, 4108), (260, 2923), (316, 2405), (370, 2054), (395, 1924), (481, 1580), (740, 1027), (790, 962)]