72981400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{12583}}^1$

素因数の和:12628

約数の個数: 48

約数和(自身を含む): 175546800

約数和(自身を除く): 102565400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 12583, 25166, 50332, 62915, 100664, 125830, 251660, 314575, 364907, 503320, 629150, 729814, 1258300, 1459628, 1824535, 2516600, 2919256, 3649070, 7298140, 9122675, 14596280, 18245350, 36490700, 72981400]

約数ペア:

[(1, 72981400), (2, 36490700), (4, 18245350), (5, 14596280), (8, 9122675), (10, 7298140), (20, 3649070), (25, 2919256), (29, 2516600), (40, 1824535), (50, 1459628), (58, 1258300), (100, 729814), (116, 629150), (145, 503320), (200, 364907), (232, 314575), (290, 251660), (580, 125830), (725, 100664), (1160, 62915), (1450, 50332), (2900, 25166), (5800, 12583)]