28722200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{11047}}^1$

素因数の和:11076

約数の個数: 48

約数和(自身を含む): 71922480

約数和(自身を除く): 43200280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 11047, 22094, 44188, 55235, 88376, 110470, 143611, 220940, 276175, 287222, 441880, 552350, 574444, 718055, 1104700, 1148888, 1436110, 2209400, 2872220, 3590275, 5744440, 7180550, 14361100, 28722200]

約数ペア:

[(1, 28722200), (2, 14361100), (4, 7180550), (5, 5744440), (8, 3590275), (10, 2872220), (13, 2209400), (20, 1436110), (25, 1148888), (26, 1104700), (40, 718055), (50, 574444), (52, 552350), (65, 441880), (100, 287222), (104, 276175), (130, 220940), (200, 143611), (260, 110470), (325, 88376), (520, 55235), (650, 44188), (1300, 22094), (2600, 11047)]