81462145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3001}}^1$

素因数の和:3156

約数の個数: 16

約数和(自身を含む): 100506960

約数和(自身を除く): 19044815

約数列:

[1, 5, 61, 89, 305, 445, 3001, 5429, 15005, 27145, 183061, 267089, 915305, 1335445, 16292429, 81462145]

約数ペア:

[(1, 81462145), (5, 16292429), (61, 1335445), (89, 915305), (305, 267089), (445, 183061), (3001, 27145), (5429, 15005)]