82448840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66491}}^1$

素因数の和:66533

約数の個数: 32

約数和(自身を含む): 191496960

約数和(自身を除く): 109048120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 66491, 132982, 265964, 332455, 531928, 664910, 1329820, 2061221, 2659640, 4122442, 8244884, 10306105, 16489768, 20612210, 41224420, 82448840]

約数ペア:

[(1, 82448840), (2, 41224420), (4, 20612210), (5, 16489768), (8, 10306105), (10, 8244884), (20, 4122442), (31, 2659640), (40, 2061221), (62, 1329820), (124, 664910), (155, 531928), (248, 332455), (310, 265964), (620, 132982), (1240, 66491)]