71983825

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 91431648

約数和(自身を除く): 19447823

約数列:

[1, 5, 25, 83, 113, 307, 415, 565, 1535, 2075, 2825, 7675, 9379, 25481, 34691, 46895, 127405, 173455, 234475, 637025, 867275, 2879353, 14396765, 71983825]

約数ペア:

[(1, 71983825), (5, 14396765), (25, 2879353), (83, 867275), (113, 637025), (307, 234475), (415, 173455), (565, 127405), (1535, 46895), (2075, 34691), (2825, 25481), (7675, 9379)]