97438360

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{12241}}^1$

素因数の和:12451

約数の個数: 32

約数和(自身を含む): 220356000

約数和(自身を除く): 122917640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 12241, 24482, 48964, 61205, 97928, 122410, 244820, 489640, 2435959, 4871918, 9743836, 12179795, 19487672, 24359590, 48719180, 97438360]

約数ペア:

[(1, 97438360), (2, 48719180), (4, 24359590), (5, 19487672), (8, 12179795), (10, 9743836), (20, 4871918), (40, 2435959), (199, 489640), (398, 244820), (796, 122410), (995, 97928), (1592, 61205), (1990, 48964), (3980, 24482), (7960, 12241)]