179666890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47657}}^1$

素因数の和:47706

約数の個数: 32

約数和(自身を含む): 360294480

約数和(自身を除く): 180627590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 47657, 95314, 238285, 476570, 619541, 1239082, 1382053, 2764106, 3097705, 6195410, 6910265, 13820530, 17966689, 35933378, 89833445, 179666890]

約数ペア:

[(1, 179666890), (2, 89833445), (5, 35933378), (10, 17966689), (13, 13820530), (26, 6910265), (29, 6195410), (58, 3097705), (65, 2764106), (130, 1382053), (145, 1239082), (290, 619541), (377, 476570), (754, 238285), (1885, 95314), (3770, 47657)]