25530544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122743}}^1$

素因数の和:122764

約数の個数: 20

約数和(自身を含む): 53270896

約数和(自身を除く): 27740352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122743, 245486, 490972, 981944, 1595659, 1963888, 3191318, 6382636, 12765272, 25530544]

約数ペア:

[(1, 25530544), (2, 12765272), (4, 6382636), (8, 3191318), (13, 1963888), (16, 1595659), (26, 981944), (52, 490972), (104, 245486), (208, 122743)]