65654428

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 136192000

約数和(自身を除く): 70537572

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 127, 148, 254, 259, 499, 508, 518, 889, 998, 1036, 1778, 1996, 3493, 3556, 4699, 6986, 9398, 13972, 18463, 18796, 32893, 36926, 63373, 65786, 73852, 126746, 129241, 131572, 253492, 258482, 443611, 516964, 887222, 1774444, 2344801, 4689602, 9379204, 16413607, 32827214, 65654428]

約数ペア:

[(1, 65654428), (2, 32827214), (4, 16413607), (7, 9379204), (14, 4689602), (28, 2344801), (37, 1774444), (74, 887222), (127, 516964), (148, 443611), (254, 258482), (259, 253492), (499, 131572), (508, 129241), (518, 126746), (889, 73852), (998, 65786), (1036, 63373), (1778, 36926), (1996, 32893), (3493, 18796), (3556, 18463), (4699, 13972), (6986, 9398)]