85800520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165001}}^1$

素因数の和:165025

約数の個数: 32

約数和(自身を含む): 207902520

約数和(自身を除く): 122102000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 165001, 330002, 660004, 825005, 1320008, 1650010, 2145013, 3300020, 4290026, 6600040, 8580052, 10725065, 17160104, 21450130, 42900260, 85800520]

約数ペア:

[(1, 85800520), (2, 42900260), (4, 21450130), (5, 17160104), (8, 10725065), (10, 8580052), (13, 6600040), (20, 4290026), (26, 3300020), (40, 2145013), (52, 1650010), (65, 1320008), (104, 825005), (130, 660004), (260, 330002), (520, 165001)]