64005920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:954

約数の個数: 96

約数和(自身を含む): 169174656

約数和(自身を除く): 105168736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 110, 160, 164, 176, 205, 220, 328, 352, 410, 440, 451, 656, 820, 880, 887, 902, 1312, 1640, 1760, 1774, 1804, 2255, 3280, 3548, 3608, 4435, 4510, 6560, 7096, 7216, 8870, 9020, 9757, 14192, 14432, 17740, 18040, 19514, 28384, 35480, 36080, 36367, 39028, 48785, 70960, 72160, 72734, 78056, 97570, 141920, 145468, 156112, 181835, 195140, 290936, 312224, 363670, 390280, 400037, 581872, 727340, 780560, 800074, 1163744, 1454680, 1561120, 1600148, 2000185, 2909360, 3200296, 4000370, 5818720, 6400592, 8000740, 12801184, 16001480, 32002960, 64005920]

約数ペア:

[(1, 64005920), (2, 32002960), (4, 16001480), (5, 12801184), (8, 8000740), (10, 6400592), (11, 5818720), (16, 4000370), (20, 3200296), (22, 2909360), (32, 2000185), (40, 1600148), (41, 1561120), (44, 1454680), (55, 1163744), (80, 800074), (82, 780560), (88, 727340), (110, 581872), (160, 400037), (164, 390280), (176, 363670), (205, 312224), (220, 290936), (328, 195140), (352, 181835), (410, 156112), (440, 145468), (451, 141920), (656, 97570), (820, 78056), (880, 72734), (887, 72160), (902, 70960), (1312, 48785), (1640, 39028), (1760, 36367), (1774, 36080), (1804, 35480), (2255, 28384), (3280, 19514), (3548, 18040), (3608, 17740), (4435, 14432), (4510, 14192), (6560, 9757), (7096, 9020), (7216, 8870)]