1285195792

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{409}}^1\times {\mathrm{709}}^1$

素因数の和:1403

約数の個数: 40

約数和(自身を含む): 2508699800

約数和(自身を除く): 1223504008

約数列:

[1, 2, 4, 8, 16, 277, 409, 554, 709, 818, 1108, 1418, 1636, 2216, 2836, 3272, 4432, 5672, 6544, 11344, 113293, 196393, 226586, 289981, 392786, 453172, 579962, 785572, 906344, 1159924, 1571144, 1812688, 2319848, 3142288, 4639696, 80324737, 160649474, 321298948, 642597896, 1285195792]

約数ペア:

[(1, 1285195792), (2, 642597896), (4, 321298948), (8, 160649474), (16, 80324737), (277, 4639696), (409, 3142288), (554, 2319848), (709, 1812688), (818, 1571144), (1108, 1159924), (1418, 906344), (1636, 785572), (2216, 579962), (2836, 453172), (3272, 392786), (4432, 289981), (5672, 226586), (6544, 196393), (11344, 113293)]