2015020900

素因数分解:

$2^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{112571}}^1$

素因数の和:112764

約数の個数: 36

約数和(自身を含む): 4397062320

約数和(自身を除く): 2382041420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 179, 358, 716, 895, 1790, 3580, 4475, 8950, 17900, 112571, 225142, 450284, 562855, 1125710, 2251420, 2814275, 5628550, 11257100, 20150209, 40300418, 80600836, 100751045, 201502090, 403004180, 503755225, 1007510450, 2015020900]

約数ペア:

[(1, 2015020900), (2, 1007510450), (4, 503755225), (5, 403004180), (10, 201502090), (20, 100751045), (25, 80600836), (50, 40300418), (100, 20150209), (179, 11257100), (358, 5628550), (716, 2814275), (895, 2251420), (1790, 1125710), (3580, 562855), (4475, 450284), (8950, 225142), (17900, 112571)]