210912850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 404027712

約数和(自身を除く): 193114862

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 263, 373, 430, 526, 746, 1075, 1315, 1865, 2150, 2630, 3730, 6575, 9325, 11309, 13150, 16039, 18650, 22618, 32078, 56545, 80195, 98099, 113090, 160390, 196198, 282725, 400975, 490495, 565450, 801950, 980990, 2452475, 4218257, 4904950, 8436514, 21091285, 42182570, 105456425, 210912850]

約数ペア:

[(1, 210912850), (2, 105456425), (5, 42182570), (10, 21091285), (25, 8436514), (43, 4904950), (50, 4218257), (86, 2452475), (215, 980990), (263, 801950), (373, 565450), (430, 490495), (526, 400975), (746, 282725), (1075, 196198), (1315, 160390), (1865, 113090), (2150, 98099), (2630, 80195), (3730, 56545), (6575, 32078), (9325, 22618), (11309, 18650), (13150, 16039)]