64722856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1747}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 132778080

約数和(自身を除く): 68055224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 842, 1684, 1747, 3368, 3494, 4631, 6988, 9262, 13976, 18524, 19217, 37048, 38434, 76868, 153736, 735487, 1470974, 2941948, 5883896, 8090357, 16180714, 32361428, 64722856]

約数ペア:

[(1, 64722856), (2, 32361428), (4, 16180714), (8, 8090357), (11, 5883896), (22, 2941948), (44, 1470974), (88, 735487), (421, 153736), (842, 76868), (1684, 38434), (1747, 37048), (3368, 19217), (3494, 18524), (4631, 13976), (6988, 9262)]