22289150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 45559584

約数和(自身を除く): 23270434

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 647, 650, 689, 1294, 1325, 1378, 2650, 3235, 3445, 6470, 6890, 8411, 16175, 16822, 17225, 32350, 34291, 34450, 42055, 68582, 84110, 171455, 210275, 342910, 420550, 445783, 857275, 891566, 1714550, 2228915, 4457830, 11144575, 22289150]

約数ペア:

[(1, 22289150), (2, 11144575), (5, 4457830), (10, 2228915), (13, 1714550), (25, 891566), (26, 857275), (50, 445783), (53, 420550), (65, 342910), (106, 210275), (130, 171455), (265, 84110), (325, 68582), (530, 42055), (647, 34450), (650, 34291), (689, 32350), (1294, 17225), (1325, 16822), (1378, 16175), (2650, 8411), (3235, 6890), (3445, 6470)]