85267420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1607}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 205309440

約数和(自身を除く): 120042020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 758, 1516, 1607, 1895, 2653, 3214, 3790, 5306, 6428, 7580, 8035, 10612, 11249, 13265, 16070, 22498, 26530, 32140, 44996, 53060, 56245, 112490, 224980, 609053, 1218106, 2436212, 3045265, 4263371, 6090530, 8526742, 12181060, 17053484, 21316855, 42633710, 85267420]

約数ペア:

[(1, 85267420), (2, 42633710), (4, 21316855), (5, 17053484), (7, 12181060), (10, 8526742), (14, 6090530), (20, 4263371), (28, 3045265), (35, 2436212), (70, 1218106), (140, 609053), (379, 224980), (758, 112490), (1516, 56245), (1607, 53060), (1895, 44996), (2653, 32140), (3214, 26530), (3790, 22498), (5306, 16070), (6428, 13265), (7580, 11249), (8035, 10612)]