229704550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 442940400

約数和(自身を除く): 213235850

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 89, 178, 205, 410, 445, 890, 1025, 1259, 2050, 2225, 2518, 3649, 4450, 6295, 7298, 12590, 18245, 31475, 36490, 51619, 62950, 91225, 103238, 112051, 182450, 224102, 258095, 516190, 560255, 1120510, 1290475, 2580950, 2801275, 4594091, 5602550, 9188182, 22970455, 45940910, 114852275, 229704550]

約数ペア:

[(1, 229704550), (2, 114852275), (5, 45940910), (10, 22970455), (25, 9188182), (41, 5602550), (50, 4594091), (82, 2801275), (89, 2580950), (178, 1290475), (205, 1120510), (410, 560255), (445, 516190), (890, 258095), (1025, 224102), (1259, 182450), (2050, 112051), (2225, 103238), (2518, 91225), (3649, 62950), (4450, 51619), (6295, 36490), (7298, 31475), (12590, 18245)]