25122416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:777

約数の個数: 40

約数和(自身を含む): 53382000

約数和(自身を除く): 28259584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 349, 409, 698, 818, 1396, 1636, 2792, 3272, 3839, 4499, 5584, 6544, 7678, 8998, 15356, 17996, 30712, 35992, 61424, 71984, 142741, 285482, 570964, 1141928, 1570151, 2283856, 3140302, 6280604, 12561208, 25122416]

約数ペア:

[(1, 25122416), (2, 12561208), (4, 6280604), (8, 3140302), (11, 2283856), (16, 1570151), (22, 1141928), (44, 570964), (88, 285482), (176, 142741), (349, 71984), (409, 61424), (698, 35992), (818, 30712), (1396, 17996), (1636, 15356), (2792, 8998), (3272, 7678), (3839, 6544), (4499, 5584)]