25406800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3343}}^1$

素因数の和:3380

約数の個数: 60

約数和(自身を含む): 64271680

約数和(自身を除く): 38864880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3343, 3800, 6686, 7600, 13372, 16715, 26744, 33430, 53488, 63517, 66860, 83575, 127034, 133720, 167150, 254068, 267440, 317585, 334300, 508136, 635170, 668600, 1016272, 1270340, 1337200, 1587925, 2540680, 3175850, 5081360, 6351700, 12703400, 25406800]

約数ペア:

[(1, 25406800), (2, 12703400), (4, 6351700), (5, 5081360), (8, 3175850), (10, 2540680), (16, 1587925), (19, 1337200), (20, 1270340), (25, 1016272), (38, 668600), (40, 635170), (50, 508136), (76, 334300), (80, 317585), (95, 267440), (100, 254068), (152, 167150), (190, 133720), (200, 127034), (304, 83575), (380, 66860), (400, 63517), (475, 53488), (760, 33430), (950, 26744), (1520, 16715), (1900, 13372), (3343, 7600), (3800, 6686)]