25635988

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 53230464

約数和(自身を除く): 27594476

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 137, 163, 164, 274, 287, 326, 548, 574, 652, 959, 1141, 1148, 1918, 2282, 3836, 4564, 5617, 6683, 11234, 13366, 22331, 22468, 26732, 39319, 44662, 46781, 78638, 89324, 93562, 156317, 157276, 187124, 312634, 625268, 915571, 1831142, 3662284, 6408997, 12817994, 25635988]

約数ペア:

[(1, 25635988), (2, 12817994), (4, 6408997), (7, 3662284), (14, 1831142), (28, 915571), (41, 625268), (82, 312634), (137, 187124), (163, 157276), (164, 156317), (274, 93562), (287, 89324), (326, 78638), (548, 46781), (574, 44662), (652, 39319), (959, 26732), (1141, 22468), (1148, 22331), (1918, 13366), (2282, 11234), (3836, 6683), (4564, 5617)]