20158064785

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1\times {\mathrm{1301}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 25108392960

約数和(自身を除く): 4950328175

約数列:

[1, 5, 53, 59, 265, 295, 991, 1301, 3127, 4955, 6505, 15635, 52523, 58469, 68953, 76759, 262615, 292345, 344765, 383795, 1289291, 3098857, 4068227, 6446455, 15494285, 20341135, 68332423, 76068169, 341662115, 380340845, 4031612957, 20158064785]

約数ペア:

[(1, 20158064785), (5, 4031612957), (53, 380340845), (59, 341662115), (265, 76068169), (295, 68332423), (991, 20341135), (1301, 15494285), (3127, 6446455), (4955, 4068227), (6505, 3098857), (15635, 1289291), (52523, 383795), (58469, 344765), (68953, 292345), (76759, 262615)]