25617776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:5001

約数の個数: 40

約数和(自身を含む): 55331280

約数和(自身を除く): 29713504

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 4957, 5168, 9914, 19828, 39656, 79312, 84269, 94183, 168538, 188366, 337076, 376732, 674152, 753464, 1348304, 1506928, 1601111, 3202222, 6404444, 12808888, 25617776]

約数ペア:

[(1, 25617776), (2, 12808888), (4, 6404444), (8, 3202222), (16, 1601111), (17, 1506928), (19, 1348304), (34, 753464), (38, 674152), (68, 376732), (76, 337076), (136, 188366), (152, 168538), (272, 94183), (304, 84269), (323, 79312), (646, 39656), (1292, 19828), (2584, 9914), (4957, 5168)]