72215810

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 132596352

約数和(自身を除く): 60380542

約数列:

[1, 2, 5, 10, 83, 166, 167, 334, 415, 521, 830, 835, 1042, 1670, 2605, 5210, 13861, 27722, 43243, 69305, 86486, 87007, 138610, 174014, 216215, 432430, 435035, 870070, 7221581, 14443162, 36107905, 72215810]

約数ペア:

[(1, 72215810), (2, 36107905), (5, 14443162), (10, 7221581), (83, 870070), (166, 435035), (167, 432430), (334, 216215), (415, 174014), (521, 138610), (830, 87007), (835, 86486), (1042, 69305), (1670, 43243), (2605, 27722), (5210, 13861)]