25616428

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 45667440

約数和(自身を除く): 20051012

約数列:

[1, 2, 4, 101, 163, 202, 326, 389, 404, 652, 778, 1556, 16463, 32926, 39289, 63407, 65852, 78578, 126814, 157156, 253628, 6404107, 12808214, 25616428]

約数ペア:

[(1, 25616428), (2, 12808214), (4, 6404107), (101, 253628), (163, 157156), (202, 126814), (326, 78578), (389, 65852), (404, 63407), (652, 39289), (778, 32926), (1556, 16463)]