25475480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5843}}^1$

素因数の和:5963

約数の個数: 32

約数和(自身を含む): 57855600

約数和(自身を除く): 32380120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5843, 11686, 23372, 29215, 46744, 58430, 116860, 233720, 636887, 1273774, 2547548, 3184435, 5095096, 6368870, 12737740, 25475480]

約数ペア:

[(1, 25475480), (2, 12737740), (4, 6368870), (5, 5095096), (8, 3184435), (10, 2547548), (20, 1273774), (40, 636887), (109, 233720), (218, 116860), (436, 58430), (545, 46744), (872, 29215), (1090, 23372), (2180, 11686), (4360, 5843)]