165778210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43973}}^1$

素因数の和:44022

約数の個数: 32

約数和(自身を含む): 332443440

約数和(自身を除く): 166665230

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 43973, 87946, 219865, 439730, 571649, 1143298, 1275217, 2550434, 2858245, 5716490, 6376085, 12752170, 16577821, 33155642, 82889105, 165778210]

約数ペア:

[(1, 165778210), (2, 82889105), (5, 33155642), (10, 16577821), (13, 12752170), (26, 6376085), (29, 5716490), (58, 2858245), (65, 2550434), (130, 1275217), (145, 1143298), (290, 571649), (377, 439730), (754, 219865), (1885, 87946), (3770, 43973)]