64999256

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7393}}^1$

素因数の和:7563

約数の個数: 32

約数和(自身を含む): 140190240

約数和(自身を除く): 75190984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 7393, 8792, 14786, 29572, 51751, 59144, 103502, 207004, 414008, 1160701, 2321402, 4642804, 8124907, 9285608, 16249814, 32499628, 64999256]

約数ペア:

[(1, 64999256), (2, 32499628), (4, 16249814), (7, 9285608), (8, 8124907), (14, 4642804), (28, 2321402), (56, 1160701), (157, 414008), (314, 207004), (628, 103502), (1099, 59144), (1256, 51751), (2198, 29572), (4396, 14786), (7393, 8792)]