72566960

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3449}}^1$

素因数の和:3725

約数の個数: 40

約数和(自身を含む): 169408800

約数和(自身を除く): 96841840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 3449, 4208, 5260, 6898, 10520, 13796, 17245, 21040, 27592, 34490, 55184, 68980, 137960, 275920, 907087, 1814174, 3628348, 4535435, 7256696, 9070870, 14513392, 18141740, 36283480, 72566960]

約数ペア:

[(1, 72566960), (2, 36283480), (4, 18141740), (5, 14513392), (8, 9070870), (10, 7256696), (16, 4535435), (20, 3628348), (40, 1814174), (80, 907087), (263, 275920), (526, 137960), (1052, 68980), (1315, 55184), (2104, 34490), (2630, 27592), (3449, 21040), (4208, 17245), (5260, 13796), (6898, 10520)]