87141756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 231436800

約数和(自身を除く): 144295044

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 149, 156, 163, 276, 298, 299, 326, 447, 489, 596, 598, 652, 894, 897, 978, 1196, 1788, 1794, 1937, 1956, 2119, 3427, 3588, 3749, 3874, 4238, 5811, 6357, 6854, 7498, 7748, 8476, 10281, 11247, 11622, 12714, 13708, 14996, 20562, 22494, 23244, 24287, 25428, 41124, 44551, 44988, 48574, 48737, 72861, 89102, 97148, 97474, 133653, 145722, 146211, 178204, 194948, 267306, 291444, 292422, 315731, 534612, 558601, 584844, 631462, 947193, 1117202, 1262924, 1675803, 1894386, 2234404, 3351606, 3788772, 6703212, 7261813, 14523626, 21785439, 29047252, 43570878, 87141756]

約数ペア:

[(1, 87141756), (2, 43570878), (3, 29047252), (4, 21785439), (6, 14523626), (12, 7261813), (13, 6703212), (23, 3788772), (26, 3351606), (39, 2234404), (46, 1894386), (52, 1675803), (69, 1262924), (78, 1117202), (92, 947193), (138, 631462), (149, 584844), (156, 558601), (163, 534612), (276, 315731), (298, 292422), (299, 291444), (326, 267306), (447, 194948), (489, 178204), (596, 146211), (598, 145722), (652, 133653), (894, 97474), (897, 97148), (978, 89102), (1196, 72861), (1788, 48737), (1794, 48574), (1937, 44988), (1956, 44551), (2119, 41124), (3427, 25428), (3588, 24287), (3749, 23244), (3874, 22494), (4238, 20562), (5811, 14996), (6357, 13708), (6854, 12714), (7498, 11622), (7748, 11247), (8476, 10281)]