72917705

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 32144695

約数列:

[1, 5, 7, 23, 35, 115, 161, 239, 379, 805, 1195, 1673, 1895, 2653, 5497, 8365, 8717, 13265, 27485, 38479, 43585, 61019, 90581, 192395, 305095, 452905, 634067, 2083363, 3170335, 10416815, 14583541, 72917705]

約数ペア:

[(1, 72917705), (5, 14583541), (7, 10416815), (23, 3170335), (35, 2083363), (115, 634067), (161, 452905), (239, 305095), (379, 192395), (805, 90581), (1195, 61019), (1673, 43585), (1895, 38479), (2653, 27485), (5497, 13265), (8365, 8717)]