81185376

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 221937408

約数和(自身を除く): 140752032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 71, 86, 96, 129, 142, 172, 213, 258, 277, 284, 344, 426, 516, 554, 568, 688, 831, 852, 1032, 1108, 1136, 1376, 1662, 1704, 2064, 2216, 2272, 3053, 3324, 3408, 4128, 4432, 6106, 6648, 6816, 8864, 9159, 11911, 12212, 13296, 18318, 19667, 23822, 24424, 26592, 35733, 36636, 39334, 47644, 48848, 59001, 71466, 73272, 78668, 95288, 97696, 118002, 142932, 146544, 157336, 190576, 236004, 285864, 293088, 314672, 381152, 472008, 571728, 629344, 845681, 944016, 1143456, 1691362, 1888032, 2537043, 3382724, 5074086, 6765448, 10148172, 13530896, 20296344, 27061792, 40592688, 81185376]

約数ペア:

[(1, 81185376), (2, 40592688), (3, 27061792), (4, 20296344), (6, 13530896), (8, 10148172), (12, 6765448), (16, 5074086), (24, 3382724), (32, 2537043), (43, 1888032), (48, 1691362), (71, 1143456), (86, 944016), (96, 845681), (129, 629344), (142, 571728), (172, 472008), (213, 381152), (258, 314672), (277, 293088), (284, 285864), (344, 236004), (426, 190576), (516, 157336), (554, 146544), (568, 142932), (688, 118002), (831, 97696), (852, 95288), (1032, 78668), (1108, 73272), (1136, 71466), (1376, 59001), (1662, 48848), (1704, 47644), (2064, 39334), (2216, 36636), (2272, 35733), (3053, 26592), (3324, 24424), (3408, 23822), (4128, 19667), (4432, 18318), (6106, 13296), (6648, 12212), (6816, 11911), (8864, 9159)]