256415552648

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{29851}}^1\times {\mathrm{10631}}^1$

素因数の和:40589

約数の個数: 32

約数和(自身を含む): 485601289920

約数和(自身を除く): 229185737272

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 10631, 21262, 29851, 42524, 59702, 85048, 119404, 238808, 1073731, 2147462, 3014951, 4294924, 6029902, 8589848, 12059804, 24119608, 317345981, 634691962, 1269383924, 2538767848, 32051944081, 64103888162, 128207776324, 256415552648]

約数ペア:

[(1, 256415552648), (2, 128207776324), (4, 64103888162), (8, 32051944081), (101, 2538767848), (202, 1269383924), (404, 634691962), (808, 317345981), (10631, 24119608), (21262, 12059804), (29851, 8589848), (42524, 6029902), (59702, 4294924), (85048, 3014951), (119404, 2147462), (238808, 1073731)]