81498888

素因数分解:

$2^3\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2521}}^1$

素因数の和:2982

約数の個数: 48

約数和(自身を含む): 221305500

約数和(自身を除く): 139806612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 449, 898, 1347, 1796, 2521, 2694, 3592, 4041, 5042, 5388, 7563, 8082, 10084, 10776, 15126, 16164, 20168, 22689, 30252, 32328, 45378, 60504, 90756, 181512, 1131929, 2263858, 3395787, 4527716, 6791574, 9055432, 10187361, 13583148, 20374722, 27166296, 40749444, 81498888]

約数ペア:

[(1, 81498888), (2, 40749444), (3, 27166296), (4, 20374722), (6, 13583148), (8, 10187361), (9, 9055432), (12, 6791574), (18, 4527716), (24, 3395787), (36, 2263858), (72, 1131929), (449, 181512), (898, 90756), (1347, 60504), (1796, 45378), (2521, 32328), (2694, 30252), (3592, 22689), (4041, 20168), (5042, 16164), (5388, 15126), (7563, 10776), (8082, 10084)]