99689660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1741}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 239977920

約数和(自身を除く): 140288260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1636, 1741, 2045, 2863, 3482, 4090, 5726, 6964, 8180, 8705, 11452, 12187, 14315, 17410, 24374, 28630, 34820, 48748, 57260, 60935, 121870, 243740, 712069, 1424138, 2848276, 3560345, 4984483, 7120690, 9968966, 14241380, 19937932, 24922415, 49844830, 99689660]

約数ペア:

[(1, 99689660), (2, 49844830), (4, 24922415), (5, 19937932), (7, 14241380), (10, 9968966), (14, 7120690), (20, 4984483), (28, 3560345), (35, 2848276), (70, 1424138), (140, 712069), (409, 243740), (818, 121870), (1636, 60935), (1741, 57260), (2045, 48748), (2863, 34820), (3482, 28630), (4090, 24374), (5726, 17410), (6964, 14315), (8180, 12187), (8705, 11452)]