181815790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{1663}}^1$

素因数の和:1741

約数の個数: 48

約数和(自身を含む): 365234688

約数和(自身を除く): 183418898

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 841, 1663, 1682, 1885, 3326, 3770, 4205, 8315, 8410, 10933, 16630, 21619, 21866, 43238, 48227, 54665, 96454, 108095, 109330, 216190, 241135, 482270, 626951, 1253902, 1398583, 2797166, 3134755, 6269510, 6992915, 13985830, 18181579, 36363158, 90907895, 181815790]

約数ペア:

[(1, 181815790), (2, 90907895), (5, 36363158), (10, 18181579), (13, 13985830), (26, 6992915), (29, 6269510), (58, 3134755), (65, 2797166), (130, 1398583), (145, 1253902), (290, 626951), (377, 482270), (754, 241135), (841, 216190), (1663, 109330), (1682, 108095), (1885, 96454), (3326, 54665), (3770, 48227), (4205, 43238), (8315, 21866), (8410, 21619), (10933, 16630)]