80571852

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 227555328

約数和(自身を除く): 146983476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 43, 46, 62, 69, 73, 86, 92, 93, 124, 129, 138, 146, 172, 186, 207, 219, 258, 276, 279, 292, 372, 387, 414, 438, 516, 558, 657, 713, 774, 828, 876, 989, 1116, 1314, 1333, 1426, 1548, 1679, 1978, 2139, 2263, 2628, 2666, 2852, 2967, 3139, 3358, 3956, 3999, 4278, 4526, 5037, 5332, 5934, 6278, 6417, 6716, 6789, 7998, 8556, 8901, 9052, 9417, 10074, 11868, 11997, 12556, 12834, 13578, 15111, 15996, 17802, 18834, 20148, 20367, 23994, 25668, 27156, 28251, 30222, 30659, 35604, 37668, 40734, 47988, 52049, 56502, 60444, 61318, 72197, 81468, 91977, 97309, 104098, 113004, 122636, 144394, 156147, 183954, 194618, 208196, 216591, 275931, 288788, 291927, 312294, 367908, 389236, 433182, 468441, 551862, 583854, 624588, 649773, 866364, 875781, 936882, 1103724, 1167708, 1299546, 1751562, 1873764, 2238107, 2599092, 3503124, 4476214, 6714321, 8952428, 13428642, 20142963, 26857284, 40285926, 80571852]

約数ペア:

[(1, 80571852), (2, 40285926), (3, 26857284), (4, 20142963), (6, 13428642), (9, 8952428), (12, 6714321), (18, 4476214), (23, 3503124), (31, 2599092), (36, 2238107), (43, 1873764), (46, 1751562), (62, 1299546), (69, 1167708), (73, 1103724), (86, 936882), (92, 875781), (93, 866364), (124, 649773), (129, 624588), (138, 583854), (146, 551862), (172, 468441), (186, 433182), (207, 389236), (219, 367908), (258, 312294), (276, 291927), (279, 288788), (292, 275931), (372, 216591), (387, 208196), (414, 194618), (438, 183954), (516, 156147), (558, 144394), (657, 122636), (713, 113004), (774, 104098), (828, 97309), (876, 91977), (989, 81468), (1116, 72197), (1314, 61318), (1333, 60444), (1426, 56502), (1548, 52049), (1679, 47988), (1978, 40734), (2139, 37668), (2263, 35604), (2628, 30659), (2666, 30222), (2852, 28251), (2967, 27156), (3139, 25668), (3358, 23994), (3956, 20367), (3999, 20148), (4278, 18834), (4526, 17802), (5037, 15996), (5332, 15111), (5934, 13578), (6278, 12834), (6417, 12556), (6716, 11997), (6789, 11868), (7998, 10074), (8556, 9417), (8901, 9052)]