756080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 1895712

約数和(自身を除く): 1139632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 727, 1040, 1454, 2908, 3635, 5816, 7270, 9451, 11632, 14540, 18902, 29080, 37804, 47255, 58160, 75608, 94510, 151216, 189020, 378040, 756080]

約数ペア:

[(1, 756080), (2, 378040), (4, 189020), (5, 151216), (8, 94510), (10, 75608), (13, 58160), (16, 47255), (20, 37804), (26, 29080), (40, 18902), (52, 14540), (65, 11632), (80, 9451), (104, 7270), (130, 5816), (208, 3635), (260, 2908), (520, 1454), (727, 1040)]