64128790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{52999}}^1$

素因数の和:53028

約数の個数: 24

約数和(自身を含む): 126882000

約数和(自身を除く): 62753210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 52999, 105998, 264995, 529990, 582989, 1165978, 2914945, 5829890, 6412879, 12825758, 32064395, 64128790]

約数ペア:

[(1, 64128790), (2, 32064395), (5, 12825758), (10, 6412879), (11, 5829890), (22, 2914945), (55, 1165978), (110, 582989), (121, 529990), (242, 264995), (605, 105998), (1210, 52999)]