25644400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1051}}^1$

素因数の和:1130

約数の個数: 60

約数和(自身を含む): 62680264

約数和(自身を除く): 37035864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1051, 1220, 1525, 2102, 2440, 3050, 4204, 4880, 5255, 6100, 8408, 10510, 12200, 16816, 21020, 24400, 26275, 42040, 52550, 64111, 84080, 105100, 128222, 210200, 256444, 320555, 420400, 512888, 641110, 1025776, 1282220, 1602775, 2564440, 3205550, 5128880, 6411100, 12822200, 25644400]

約数ペア:

[(1, 25644400), (2, 12822200), (4, 6411100), (5, 5128880), (8, 3205550), (10, 2564440), (16, 1602775), (20, 1282220), (25, 1025776), (40, 641110), (50, 512888), (61, 420400), (80, 320555), (100, 256444), (122, 210200), (200, 128222), (244, 105100), (305, 84080), (400, 64111), (488, 52550), (610, 42040), (976, 26275), (1051, 24400), (1220, 21020), (1525, 16816), (2102, 12200), (2440, 10510), (3050, 8408), (4204, 6100), (4880, 5255)]