72450805

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{90001}}^1$

素因数の和:90036

約数の個数: 16

約数和(自身を含む): 103682304

約数和(自身を除く): 31231499

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 90001, 450005, 630007, 2070023, 3150035, 10350115, 14490161, 72450805]

約数ペア:

[(1, 72450805), (5, 14490161), (7, 10350115), (23, 3150035), (35, 2070023), (115, 630007), (161, 450005), (805, 90001)]