855376645

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{479}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 1091543040

約数和(自身を除く): 236166395

約数列:

[1, 5, 31, 41, 155, 205, 281, 479, 1271, 1405, 2395, 6355, 8711, 11521, 14849, 19639, 43555, 57605, 74245, 98195, 134599, 357151, 608809, 672995, 1785755, 3044045, 4172569, 5518559, 20862845, 27592795, 171075329, 855376645]

約数ペア:

[(1, 855376645), (5, 171075329), (31, 27592795), (41, 20862845), (155, 5518559), (205, 4172569), (281, 3044045), (479, 1785755), (1271, 672995), (1405, 608809), (2395, 357151), (6355, 134599), (8711, 98195), (11521, 74245), (14849, 57605), (19639, 43555)]