12543700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9649}}^1$

素因数の和:9676

約数の個数: 36

約数和(自身を含む): 29316700

約数和(自身を除く): 16773000

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 9649, 19298, 38596, 48245, 96490, 125437, 192980, 241225, 250874, 482450, 501748, 627185, 964900, 1254370, 2508740, 3135925, 6271850, 12543700]

約数ペア:

[(1, 12543700), (2, 6271850), (4, 3135925), (5, 2508740), (10, 1254370), (13, 964900), (20, 627185), (25, 501748), (26, 482450), (50, 250874), (52, 241225), (65, 192980), (100, 125437), (130, 96490), (260, 48245), (325, 38596), (650, 19298), (1300, 9649)]