86724880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 221860800

約数和(自身を除く): 135135920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 139, 176, 220, 278, 440, 556, 695, 709, 880, 1112, 1390, 1418, 1529, 2224, 2780, 2836, 3058, 3545, 5560, 5672, 6116, 7090, 7645, 7799, 11120, 11344, 12232, 14180, 15290, 15598, 24464, 28360, 30580, 31196, 38995, 56720, 61160, 62392, 77990, 98551, 122320, 124784, 155980, 197102, 311960, 394204, 492755, 623920, 788408, 985510, 1084061, 1576816, 1971020, 2168122, 3942040, 4336244, 5420305, 7884080, 8672488, 10840610, 17344976, 21681220, 43362440, 86724880]

約数ペア:

[(1, 86724880), (2, 43362440), (4, 21681220), (5, 17344976), (8, 10840610), (10, 8672488), (11, 7884080), (16, 5420305), (20, 4336244), (22, 3942040), (40, 2168122), (44, 1971020), (55, 1576816), (80, 1084061), (88, 985510), (110, 788408), (139, 623920), (176, 492755), (220, 394204), (278, 311960), (440, 197102), (556, 155980), (695, 124784), (709, 122320), (880, 98551), (1112, 77990), (1390, 62392), (1418, 61160), (1529, 56720), (2224, 38995), (2780, 31196), (2836, 30580), (3058, 28360), (3545, 24464), (5560, 15598), (5672, 15290), (6116, 14180), (7090, 12232), (7645, 11344), (7799, 11120)]