422500520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{812501}}^1$

素因数の和:812525

約数の個数: 32

約数和(自身を含む): 1023752520

約数和(自身を除く): 601252000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 812501, 1625002, 3250004, 4062505, 6500008, 8125010, 10562513, 16250020, 21125026, 32500040, 42250052, 52812565, 84500104, 105625130, 211250260, 422500520]

約数ペア:

[(1, 422500520), (2, 211250260), (4, 105625130), (5, 84500104), (8, 52812565), (10, 42250052), (13, 32500040), (20, 21125026), (26, 16250020), (40, 10562513), (52, 8125010), (65, 6500008), (104, 4062505), (130, 3250004), (260, 1625002), (520, 812501)]