80493780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5101}}^1$

素因数の和:5376

約数の個数: 48

約数和(自身を含む): 226283904

約数和(自身を除く): 145790124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 2630, 3156, 3945, 5101, 5260, 7890, 10202, 15303, 15780, 20404, 25505, 30606, 51010, 61212, 76515, 102020, 153030, 306060, 1341563, 2683126, 4024689, 5366252, 6707815, 8049378, 13415630, 16098756, 20123445, 26831260, 40246890, 80493780]

約数ペア:

[(1, 80493780), (2, 40246890), (3, 26831260), (4, 20123445), (5, 16098756), (6, 13415630), (10, 8049378), (12, 6707815), (15, 5366252), (20, 4024689), (30, 2683126), (60, 1341563), (263, 306060), (526, 153030), (789, 102020), (1052, 76515), (1315, 61212), (1578, 51010), (2630, 30606), (3156, 25505), (3945, 20404), (5101, 15780), (5260, 15303), (7890, 10202)]