256582975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 360976896

約数和(自身を除く): 104393921

約数列:

[1, 5, 11, 25, 37, 55, 151, 167, 185, 275, 407, 755, 835, 925, 1661, 1837, 2035, 3775, 4175, 5587, 6179, 8305, 9185, 10175, 25217, 27935, 30895, 41525, 45925, 61457, 67969, 126085, 139675, 154475, 277387, 307285, 339845, 630425, 933029, 1386935, 1536425, 1699225, 4665145, 6934675, 10263319, 23325725, 51316595, 256582975]

約数ペア:

[(1, 256582975), (5, 51316595), (11, 23325725), (25, 10263319), (37, 6934675), (55, 4665145), (151, 1699225), (167, 1536425), (185, 1386935), (275, 933029), (407, 630425), (755, 339845), (835, 307285), (925, 277387), (1661, 154475), (1837, 139675), (2035, 126085), (3775, 67969), (4175, 61457), (5587, 45925), (6179, 41525), (8305, 30895), (9185, 27935), (10175, 25217)]