85003010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 156006000

約数和(自身を除く): 71002990

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 641, 745, 890, 1282, 1490, 3205, 6410, 13261, 26522, 57049, 66305, 95509, 114098, 132610, 191018, 285245, 477545, 570490, 955090, 8500301, 17000602, 42501505, 85003010]

約数ペア:

[(1, 85003010), (2, 42501505), (5, 17000602), (10, 8500301), (89, 955090), (149, 570490), (178, 477545), (298, 285245), (445, 191018), (641, 132610), (745, 114098), (890, 95509), (1282, 66305), (1490, 57049), (3205, 26522), (6410, 13261)]