79574440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 202101480

約数和(自身を除く): 122527040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 121, 164, 205, 220, 242, 328, 401, 410, 440, 451, 484, 605, 802, 820, 902, 968, 1210, 1604, 1640, 1804, 2005, 2255, 2420, 3208, 3608, 4010, 4411, 4510, 4840, 4961, 8020, 8822, 9020, 9922, 16040, 16441, 17644, 18040, 19844, 22055, 24805, 32882, 35288, 39688, 44110, 48521, 49610, 65764, 82205, 88220, 97042, 99220, 131528, 164410, 176440, 180851, 194084, 198440, 242605, 328820, 361702, 388168, 485210, 657640, 723404, 904255, 970420, 1446808, 1808510, 1940840, 1989361, 3617020, 3978722, 7234040, 7957444, 9946805, 15914888, 19893610, 39787220, 79574440]

約数ペア:

[(1, 79574440), (2, 39787220), (4, 19893610), (5, 15914888), (8, 9946805), (10, 7957444), (11, 7234040), (20, 3978722), (22, 3617020), (40, 1989361), (41, 1940840), (44, 1808510), (55, 1446808), (82, 970420), (88, 904255), (110, 723404), (121, 657640), (164, 485210), (205, 388168), (220, 361702), (242, 328820), (328, 242605), (401, 198440), (410, 194084), (440, 180851), (451, 176440), (484, 164410), (605, 131528), (802, 99220), (820, 97042), (902, 88220), (968, 82205), (1210, 65764), (1604, 49610), (1640, 48521), (1804, 44110), (2005, 39688), (2255, 35288), (2420, 32882), (3208, 24805), (3608, 22055), (4010, 19844), (4411, 18040), (4510, 17644), (4840, 16441), (4961, 16040), (8020, 9922), (8822, 9020)]