7885625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 40

約数和(自身を含む): 11396352

約数和(自身を除く): 3510727

約数列:

[1, 5, 11, 25, 31, 37, 55, 125, 155, 185, 275, 341, 407, 625, 775, 925, 1147, 1375, 1705, 2035, 3875, 4625, 5735, 6875, 8525, 10175, 12617, 19375, 23125, 28675, 42625, 50875, 63085, 143375, 213125, 254375, 315425, 716875, 1577125, 7885625]

約数ペア:

[(1, 7885625), (5, 1577125), (11, 716875), (25, 315425), (31, 254375), (37, 213125), (55, 143375), (125, 63085), (155, 50875), (185, 42625), (275, 28675), (341, 23125), (407, 19375), (625, 12617), (775, 10175), (925, 8525), (1147, 6875), (1375, 5735), (1705, 4625), (2035, 3875)]