201382525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3121}}^1$

素因数の和:3249

約数の個数: 24

約数和(自身を含む): 261311400

約数和(自身を除く): 59928875

約数列:

[1, 5, 25, 29, 89, 145, 445, 725, 2225, 2581, 3121, 12905, 15605, 64525, 78025, 90509, 277769, 452545, 1388845, 2262725, 6944225, 8055301, 40276505, 201382525]

約数ペア:

[(1, 201382525), (5, 40276505), (25, 8055301), (29, 6944225), (89, 2262725), (145, 1388845), (445, 452545), (725, 277769), (2225, 90509), (2581, 78025), (3121, 64525), (12905, 15605)]