25064020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 55560960

約数和(自身を除く): 30496940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 529, 1030, 1058, 2060, 2116, 2369, 2645, 4738, 5290, 9476, 10580, 11845, 12167, 23690, 24334, 47380, 48668, 54487, 60835, 108974, 121670, 217948, 243340, 272435, 544870, 1089740, 1253201, 2506402, 5012804, 6266005, 12532010, 25064020]

約数ペア:

[(1, 25064020), (2, 12532010), (4, 6266005), (5, 5012804), (10, 2506402), (20, 1253201), (23, 1089740), (46, 544870), (92, 272435), (103, 243340), (115, 217948), (206, 121670), (230, 108974), (412, 60835), (460, 54487), (515, 48668), (529, 47380), (1030, 24334), (1058, 23690), (2060, 12167), (2116, 11845), (2369, 10580), (2645, 9476), (4738, 5290)]