104211280

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12647}}^1$

素因数の和:12763

約数の個数: 40

約数和(自身を含む): 244662912

約数和(自身を除く): 140451632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 12647, 25294, 50588, 63235, 101176, 126470, 202352, 252940, 505880, 1011760, 1302641, 2605282, 5210564, 6513205, 10421128, 13026410, 20842256, 26052820, 52105640, 104211280]

約数ペア:

[(1, 104211280), (2, 52105640), (4, 26052820), (5, 20842256), (8, 13026410), (10, 10421128), (16, 6513205), (20, 5210564), (40, 2605282), (80, 1302641), (103, 1011760), (206, 505880), (412, 252940), (515, 202352), (824, 126470), (1030, 101176), (1648, 63235), (2060, 50588), (4120, 25294), (8240, 12647)]