25700272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:965

約数の個数: 40

約数和(自身を含む): 54034736

約数和(自身を除く): 28334464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 787, 1256, 1574, 2041, 2512, 3148, 4082, 6296, 8164, 10231, 12592, 16328, 20462, 32656, 40924, 81848, 123559, 163696, 247118, 494236, 988472, 1606267, 1976944, 3212534, 6425068, 12850136, 25700272]

約数ペア:

[(1, 25700272), (2, 12850136), (4, 6425068), (8, 3212534), (13, 1976944), (16, 1606267), (26, 988472), (52, 494236), (104, 247118), (157, 163696), (208, 123559), (314, 81848), (628, 40924), (787, 32656), (1256, 20462), (1574, 16328), (2041, 12592), (2512, 10231), (3148, 8164), (4082, 6296)]