64431208

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 125274600

約数和(自身を除く): 60843392

約数列:

[1, 2, 4, 8, 37, 74, 109, 148, 218, 296, 436, 872, 1997, 3994, 4033, 7988, 8066, 15976, 16132, 32264, 73889, 147778, 217673, 295556, 435346, 591112, 870692, 1741384, 8053901, 16107802, 32215604, 64431208]

約数ペア:

[(1, 64431208), (2, 32215604), (4, 16107802), (8, 8053901), (37, 1741384), (74, 870692), (109, 591112), (148, 435346), (218, 295556), (296, 217673), (436, 147778), (872, 73889), (1997, 32264), (3994, 16132), (4033, 15976), (7988, 8066)]