72697280

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1447}}^1$

素因数の和:1621

約数の個数: 56

約数和(自身を含む): 174333408

約数和(自身を除く): 101636128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1447, 1570, 2512, 2894, 3140, 5024, 5788, 6280, 7235, 10048, 11576, 12560, 14470, 23152, 25120, 28940, 46304, 50240, 57880, 92608, 115760, 227179, 231520, 454358, 463040, 908716, 1135895, 1817432, 2271790, 3634864, 4543580, 7269728, 9087160, 14539456, 18174320, 36348640, 72697280]

約数ペア:

[(1, 72697280), (2, 36348640), (4, 18174320), (5, 14539456), (8, 9087160), (10, 7269728), (16, 4543580), (20, 3634864), (32, 2271790), (40, 1817432), (64, 1135895), (80, 908716), (157, 463040), (160, 454358), (314, 231520), (320, 227179), (628, 115760), (785, 92608), (1256, 57880), (1447, 50240), (1570, 46304), (2512, 28940), (2894, 25120), (3140, 23152), (5024, 14470), (5788, 12560), (6280, 11576), (7235, 10048)]