65638275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{51481}}^1$

素因数の和:51511

約数の個数: 24

約数和(自身を含む): 114907824

約数和(自身を除く): 49269549

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 51481, 154443, 257405, 772215, 875177, 1287025, 2625531, 3861075, 4375885, 13127655, 21879425, 65638275]

約数ペア:

[(1, 65638275), (3, 21879425), (5, 13127655), (15, 4375885), (17, 3861075), (25, 2625531), (51, 1287025), (75, 875177), (85, 772215), (255, 257405), (425, 154443), (1275, 51481)]