130269800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{6449}}^1$

素因数の和:6566

約数の個数: 48

約数和(自身を含む): 305923500

約数和(自身を除く): 175653700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 6449, 10100, 12898, 20200, 25796, 32245, 51592, 64490, 128980, 161225, 257960, 322450, 644900, 651349, 1289800, 1302698, 2605396, 3256745, 5210792, 6513490, 13026980, 16283725, 26053960, 32567450, 65134900, 130269800]

約数ペア:

[(1, 130269800), (2, 65134900), (4, 32567450), (5, 26053960), (8, 16283725), (10, 13026980), (20, 6513490), (25, 5210792), (40, 3256745), (50, 2605396), (100, 1302698), (101, 1289800), (200, 651349), (202, 644900), (404, 322450), (505, 257960), (808, 161225), (1010, 128980), (2020, 64490), (2525, 51592), (4040, 32245), (5050, 25796), (6449, 20200), (10100, 12898)]