69721570

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 128271600

約数和(自身を除く): 58550030

約数列:

[1, 2, 5, 10, 73, 146, 149, 298, 365, 641, 730, 745, 1282, 1490, 3205, 6410, 10877, 21754, 46793, 54385, 93586, 95509, 108770, 191018, 233965, 467930, 477545, 955090, 6972157, 13944314, 34860785, 69721570]

約数ペア:

[(1, 69721570), (2, 34860785), (5, 13944314), (10, 6972157), (73, 955090), (146, 477545), (149, 467930), (298, 233965), (365, 191018), (641, 108770), (730, 95509), (745, 93586), (1282, 54385), (1490, 46793), (3205, 21754), (6410, 10877)]