64089275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 83067600

約数和(自身を除く): 18978325

約数列:

[1, 5, 25, 29, 109, 145, 545, 725, 811, 2725, 3161, 4055, 15805, 20275, 23519, 79025, 88399, 117595, 441995, 587975, 2209975, 2563571, 12817855, 64089275]

約数ペア:

[(1, 64089275), (5, 12817855), (25, 2563571), (29, 2209975), (109, 587975), (145, 441995), (545, 117595), (725, 88399), (811, 79025), (2725, 23519), (3161, 20275), (4055, 15805)]