64543270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20233}}^1$

素因数の和:20280

約数の個数: 32

約数和(自身を含む): 131116320

約数和(自身を除く): 66573050

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 20233, 40466, 101165, 202330, 222563, 445126, 586757, 1112815, 1173514, 2225630, 2933785, 5867570, 6454327, 12908654, 32271635, 64543270]

約数ペア:

[(1, 64543270), (2, 32271635), (5, 12908654), (10, 6454327), (11, 5867570), (22, 2933785), (29, 2225630), (55, 1173514), (58, 1112815), (110, 586757), (145, 445126), (290, 222563), (319, 202330), (638, 101165), (1595, 40466), (3190, 20233)]