25306640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2309}}^1$

素因数の和:2459

約数の個数: 40

約数和(自身を含む): 59293080

約数和(自身を除く): 33986440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2309, 2740, 4618, 5480, 9236, 10960, 11545, 18472, 23090, 36944, 46180, 92360, 184720, 316333, 632666, 1265332, 1581665, 2530664, 3163330, 5061328, 6326660, 12653320, 25306640]

約数ペア:

[(1, 25306640), (2, 12653320), (4, 6326660), (5, 5061328), (8, 3163330), (10, 2530664), (16, 1581665), (20, 1265332), (40, 632666), (80, 316333), (137, 184720), (274, 92360), (548, 46180), (685, 36944), (1096, 23090), (1370, 18472), (2192, 11545), (2309, 10960), (2740, 9236), (4618, 5480)]