85887560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 138061240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 53, 55, 58, 88, 106, 110, 116, 127, 145, 212, 220, 232, 254, 265, 290, 319, 424, 440, 508, 530, 580, 583, 635, 638, 1016, 1060, 1160, 1166, 1270, 1276, 1397, 1537, 1595, 2120, 2332, 2540, 2552, 2794, 2915, 3074, 3190, 3683, 4664, 5080, 5588, 5830, 6148, 6380, 6731, 6985, 7366, 7685, 11176, 11660, 12296, 12760, 13462, 13970, 14732, 15370, 16907, 18415, 23320, 26924, 27940, 29464, 30740, 33655, 33814, 36830, 40513, 53848, 55880, 61480, 67310, 67628, 73660, 74041, 81026, 84535, 134620, 135256, 147320, 148082, 162052, 169070, 195199, 202565, 269240, 296164, 324104, 338140, 370205, 390398, 405130, 592328, 676280, 740410, 780796, 810260, 975995, 1480820, 1561592, 1620520, 1951990, 2147189, 2961640, 3903980, 4294378, 7807960, 8588756, 10735945, 17177512, 21471890, 42943780, 85887560]

約数ペア:

[(1, 85887560), (2, 42943780), (4, 21471890), (5, 17177512), (8, 10735945), (10, 8588756), (11, 7807960), (20, 4294378), (22, 3903980), (29, 2961640), (40, 2147189), (44, 1951990), (53, 1620520), (55, 1561592), (58, 1480820), (88, 975995), (106, 810260), (110, 780796), (116, 740410), (127, 676280), (145, 592328), (212, 405130), (220, 390398), (232, 370205), (254, 338140), (265, 324104), (290, 296164), (319, 269240), (424, 202565), (440, 195199), (508, 169070), (530, 162052), (580, 148082), (583, 147320), (635, 135256), (638, 134620), (1016, 84535), (1060, 81026), (1160, 74041), (1166, 73660), (1270, 67628), (1276, 67310), (1397, 61480), (1537, 55880), (1595, 53848), (2120, 40513), (2332, 36830), (2540, 33814), (2552, 33655), (2794, 30740), (2915, 29464), (3074, 27940), (3190, 26924), (3683, 23320), (4664, 18415), (5080, 16907), (5588, 15370), (5830, 14732), (6148, 13970), (6380, 13462), (6731, 12760), (6985, 12296), (7366, 11660), (7685, 11176)]