90265325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 119331648

約数和(自身を除く): 29066323

約数列:

[1, 5, 17, 25, 85, 163, 425, 815, 1303, 2771, 4075, 6515, 13855, 22151, 32575, 69275, 110755, 212389, 553775, 1061945, 3610613, 5309725, 18053065, 90265325]

約数ペア:

[(1, 90265325), (5, 18053065), (17, 5309725), (25, 3610613), (85, 1061945), (163, 553775), (425, 212389), (815, 110755), (1303, 69275), (2771, 32575), (4075, 22151), (6515, 13855)]