870895145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 1096018560

約数和(自身を除く): 225123415

約数列:

[1, 5, 41, 67, 163, 205, 335, 389, 815, 1945, 2747, 6683, 10921, 13735, 15949, 26063, 33415, 54605, 63407, 79745, 130315, 317035, 447761, 1068583, 2238805, 2599687, 4248269, 5342915, 12998435, 21241345, 174179029, 870895145]

約数ペア:

[(1, 870895145), (5, 174179029), (41, 21241345), (67, 12998435), (163, 5342915), (205, 4248269), (335, 2599687), (389, 2238805), (815, 1068583), (1945, 447761), (2747, 317035), (6683, 130315), (10921, 79745), (13735, 63407), (15949, 54605), (26063, 33415)]