72355724

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 153189120

約数和(自身を除く): 80833396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 277, 491, 532, 554, 982, 1108, 1939, 1964, 3437, 3878, 5263, 6874, 7756, 9329, 10526, 13748, 18658, 21052, 36841, 37316, 65303, 73682, 130606, 136007, 147364, 261212, 272014, 544028, 952049, 1904098, 2584133, 3808196, 5168266, 10336532, 18088931, 36177862, 72355724]

約数ペア:

[(1, 72355724), (2, 36177862), (4, 18088931), (7, 10336532), (14, 5168266), (19, 3808196), (28, 2584133), (38, 1904098), (76, 952049), (133, 544028), (266, 272014), (277, 261212), (491, 147364), (532, 136007), (554, 130606), (982, 73682), (1108, 65303), (1939, 37316), (1964, 36841), (3437, 21052), (3878, 18658), (5263, 13748), (6874, 10526), (7756, 9329)]