64170825

素因数分解:

$3^1\times 5^2\times {\mathrm{439}}^1\times {\mathrm{1949}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 106392000

約数和(自身を除く): 42221175

約数列:

[1, 3, 5, 15, 25, 75, 439, 1317, 1949, 2195, 5847, 6585, 9745, 10975, 29235, 32925, 48725, 146175, 855611, 2566833, 4278055, 12834165, 21390275, 64170825]

約数ペア:

[(1, 64170825), (3, 21390275), (5, 12834165), (15, 4278055), (25, 2566833), (75, 855611), (439, 146175), (1317, 48725), (1949, 32925), (2195, 29235), (5847, 10975), (6585, 9745)]