161728590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{125371}}^1$

素因数の和:125424

約数の個数: 32

約数和(自身を含む): 397178496

約数和(自身を除く): 235449906

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 125371, 250742, 376113, 626855, 752226, 1253710, 1880565, 3761130, 5390953, 10781906, 16172859, 26954765, 32345718, 53909530, 80864295, 161728590]

約数ペア:

[(1, 161728590), (2, 80864295), (3, 53909530), (5, 32345718), (6, 26954765), (10, 16172859), (15, 10781906), (30, 5390953), (43, 3761130), (86, 1880565), (129, 1253710), (215, 752226), (258, 626855), (430, 376113), (645, 250742), (1290, 125371)]