72566845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 98068320

約数和(自身を除く): 25501475

約数列:

[1, 5, 13, 29, 65, 137, 145, 281, 377, 685, 1405, 1781, 1885, 3653, 3973, 8149, 8905, 18265, 19865, 38497, 40745, 51649, 105937, 192485, 258245, 500461, 529685, 1116413, 2502305, 5582065, 14513369, 72566845]

約数ペア:

[(1, 72566845), (5, 14513369), (13, 5582065), (29, 2502305), (65, 1116413), (137, 529685), (145, 500461), (281, 258245), (377, 192485), (685, 105937), (1405, 51649), (1781, 40745), (1885, 38497), (3653, 19865), (3973, 18265), (8149, 8905)]