264807250

素因数分解:

$2^1\times 5^3\times {\mathrm{509}}^1\times {\mathrm{2081}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 496931760

約数和(自身を除く): 232124510

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 509, 1018, 2081, 2545, 4162, 5090, 10405, 12725, 20810, 25450, 52025, 63625, 104050, 127250, 260125, 520250, 1059229, 2118458, 5296145, 10592290, 26480725, 52961450, 132403625, 264807250]

約数ペア:

[(1, 264807250), (2, 132403625), (5, 52961450), (10, 26480725), (25, 10592290), (50, 5296145), (125, 2118458), (250, 1059229), (509, 520250), (1018, 260125), (2081, 127250), (2545, 104050), (4162, 63625), (5090, 52025), (10405, 25450), (12725, 20810)]