250216040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{57389}}^1$

素因数の和:57509

約数の個数: 32

約数和(自身を含む): 568161000

約数和(自身を除く): 317944960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 57389, 114778, 229556, 286945, 459112, 573890, 1147780, 2295560, 6255401, 12510802, 25021604, 31277005, 50043208, 62554010, 125108020, 250216040]

約数ペア:

[(1, 250216040), (2, 125108020), (4, 62554010), (5, 50043208), (8, 31277005), (10, 25021604), (20, 12510802), (40, 6255401), (109, 2295560), (218, 1147780), (436, 573890), (545, 459112), (872, 286945), (1090, 229556), (2180, 114778), (4360, 57389)]