68338790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18127}}^1$

素因数の和:18176

約数の個数: 32

約数和(自身を含む): 137047680

約数和(自身を除く): 68708890

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 18127, 36254, 90635, 181270, 235651, 471302, 525683, 1051366, 1178255, 2356510, 2628415, 5256830, 6833879, 13667758, 34169395, 68338790]

約数ペア:

[(1, 68338790), (2, 34169395), (5, 13667758), (10, 6833879), (13, 5256830), (26, 2628415), (29, 2356510), (58, 1178255), (65, 1051366), (130, 525683), (145, 471302), (290, 235651), (377, 181270), (754, 90635), (1885, 36254), (3770, 18127)]