71248505

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{5521}}^1$

素因数の和:5644

約数の個数: 16

約数和(自身を含む): 89456400

約数和(自身を除く): 18207895

約数列:

[1, 5, 29, 89, 145, 445, 2581, 5521, 12905, 27605, 160109, 491369, 800545, 2456845, 14249701, 71248505]

約数ペア:

[(1, 71248505), (5, 14249701), (29, 2456845), (89, 800545), (145, 491369), (445, 160109), (2581, 27605), (5521, 12905)]