28819250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{6781}}^1$

素因数の和:6815

約数の個数: 32

約数和(自身を含む): 57131568

約数和(自身を除く): 28312318

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 6781, 13562, 33905, 67810, 115277, 169525, 230554, 339050, 576385, 847625, 1152770, 1695250, 2881925, 5763850, 14409625, 28819250]

約数ペア:

[(1, 28819250), (2, 14409625), (5, 5763850), (10, 2881925), (17, 1695250), (25, 1152770), (34, 847625), (50, 576385), (85, 339050), (125, 230554), (170, 169525), (250, 115277), (425, 67810), (850, 33905), (2125, 13562), (4250, 6781)]