54277640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 125928000

約数和(自身を除く): 71650360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 109, 118, 211, 218, 236, 295, 422, 436, 472, 545, 590, 844, 872, 1055, 1090, 1180, 1688, 2110, 2180, 2360, 4220, 4360, 6431, 8440, 12449, 12862, 22999, 24898, 25724, 32155, 45998, 49796, 51448, 62245, 64310, 91996, 99592, 114995, 124490, 128620, 183992, 229990, 248980, 257240, 459980, 497960, 919960, 1356941, 2713882, 5427764, 6784705, 10855528, 13569410, 27138820, 54277640]

約数ペア:

[(1, 54277640), (2, 27138820), (4, 13569410), (5, 10855528), (8, 6784705), (10, 5427764), (20, 2713882), (40, 1356941), (59, 919960), (109, 497960), (118, 459980), (211, 257240), (218, 248980), (236, 229990), (295, 183992), (422, 128620), (436, 124490), (472, 114995), (545, 99592), (590, 91996), (844, 64310), (872, 62245), (1055, 51448), (1090, 49796), (1180, 45998), (1688, 32155), (2110, 25724), (2180, 24898), (2360, 22999), (4220, 12862), (4360, 12449), (6431, 8440)]