4075325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 5499648

約数和(自身を除く): 1424323

約数列:

[1, 5, 17, 25, 43, 85, 215, 223, 425, 731, 1075, 1115, 3655, 3791, 5575, 9589, 18275, 18955, 47945, 94775, 163013, 239725, 815065, 4075325]

約数ペア:

[(1, 4075325), (5, 815065), (17, 239725), (25, 163013), (43, 94775), (85, 47945), (215, 18955), (223, 18275), (425, 9589), (731, 5575), (1075, 3791), (1115, 3655)]