80372305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39887}}^1$

素因数の和:39936

約数の個数: 16

約数和(自身を含む): 107218944

約数和(自身を除く): 26846639

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 39887, 199435, 518531, 1236497, 2592655, 6182485, 16074461, 80372305]

約数ペア:

[(1, 80372305), (5, 16074461), (13, 6182485), (31, 2592655), (65, 1236497), (155, 518531), (403, 199435), (2015, 39887)]