71745080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 182362320

約数和(自身を除く): 110617240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 97, 110, 164, 194, 205, 220, 328, 388, 410, 440, 451, 485, 776, 820, 902, 970, 1067, 1640, 1681, 1804, 1940, 2134, 2255, 3362, 3608, 3880, 3977, 4268, 4510, 5335, 6724, 7954, 8405, 8536, 9020, 10670, 13448, 15908, 16810, 18040, 18491, 19885, 21340, 31816, 33620, 36982, 39770, 42680, 43747, 67240, 73964, 79540, 87494, 92455, 147928, 159080, 163057, 174988, 184910, 218735, 326114, 349976, 369820, 437470, 652228, 739640, 815285, 874940, 1304456, 1630570, 1749880, 1793627, 3261140, 3587254, 6522280, 7174508, 8968135, 14349016, 17936270, 35872540, 71745080]

約数ペア:

[(1, 71745080), (2, 35872540), (4, 17936270), (5, 14349016), (8, 8968135), (10, 7174508), (11, 6522280), (20, 3587254), (22, 3261140), (40, 1793627), (41, 1749880), (44, 1630570), (55, 1304456), (82, 874940), (88, 815285), (97, 739640), (110, 652228), (164, 437470), (194, 369820), (205, 349976), (220, 326114), (328, 218735), (388, 184910), (410, 174988), (440, 163057), (451, 159080), (485, 147928), (776, 92455), (820, 87494), (902, 79540), (970, 73964), (1067, 67240), (1640, 43747), (1681, 42680), (1804, 39770), (1940, 36982), (2134, 33620), (2255, 31816), (3362, 21340), (3608, 19885), (3880, 18491), (3977, 18040), (4268, 16810), (4510, 15908), (5335, 13448), (6724, 10670), (7954, 9020), (8405, 8536)]