25973800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 61407900

約数和(自身を除く): 35434100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2129, 2440, 3050, 4258, 6100, 8516, 10645, 12200, 17032, 21290, 42580, 53225, 85160, 106450, 129869, 212900, 259738, 425800, 519476, 649345, 1038952, 1298690, 2597380, 3246725, 5194760, 6493450, 12986900, 25973800]

約数ペア:

[(1, 25973800), (2, 12986900), (4, 6493450), (5, 5194760), (8, 3246725), (10, 2597380), (20, 1298690), (25, 1038952), (40, 649345), (50, 519476), (61, 425800), (100, 259738), (122, 212900), (200, 129869), (244, 106450), (305, 85160), (488, 53225), (610, 42580), (1220, 21290), (1525, 17032), (2129, 12200), (2440, 10645), (3050, 8516), (4258, 6100)]