26521430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6632

約数の個数: 32

約数和(自身を含む): 53077248

約数和(自身を除く): 26555818

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6581, 13162, 32905, 65810, 85553, 171106, 204011, 408022, 427765, 855530, 1020055, 2040110, 2652143, 5304286, 13260715, 26521430]

約数ペア:

[(1, 26521430), (2, 13260715), (5, 5304286), (10, 2652143), (13, 2040110), (26, 1020055), (31, 855530), (62, 427765), (65, 408022), (130, 204011), (155, 171106), (310, 85553), (403, 65810), (806, 32905), (2015, 13162), (4030, 6581)]