83172725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1289}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 107973000

約数和(自身を除く): 24800275

約数列:

[1, 5, 25, 29, 89, 145, 445, 725, 1289, 2225, 2581, 6445, 12905, 32225, 37381, 64525, 114721, 186905, 573605, 934525, 2868025, 3326909, 16634545, 83172725]

約数ペア:

[(1, 83172725), (5, 16634545), (25, 3326909), (29, 2868025), (89, 934525), (145, 573605), (445, 186905), (725, 114721), (1289, 64525), (2225, 37381), (2581, 32225), (6445, 12905)]