81007992

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1697}}^1$

素因数の和:1742

約数の個数: 128

約数和(自身を含む): 256737600

約数和(自身を除く): 175729608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 34, 36, 39, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 153, 156, 204, 216, 221, 234, 306, 312, 351, 408, 442, 459, 468, 612, 663, 702, 884, 918, 936, 1224, 1326, 1404, 1697, 1768, 1836, 1989, 2652, 2808, 3394, 3672, 3978, 5091, 5304, 5967, 6788, 7956, 10182, 11934, 13576, 15273, 15912, 20364, 22061, 23868, 28849, 30546, 40728, 44122, 45819, 47736, 57698, 61092, 66183, 86547, 88244, 91638, 115396, 122184, 132366, 173094, 176488, 183276, 198549, 230792, 259641, 264732, 346188, 366552, 375037, 397098, 519282, 529464, 595647, 692376, 750074, 778923, 794196, 1038564, 1125111, 1191294, 1500148, 1557846, 1588392, 2077128, 2250222, 2382588, 3000296, 3115692, 3375333, 4500444, 4765176, 6231384, 6750666, 9000888, 10125999, 13501332, 20251998, 27002664, 40503996, 81007992]

約数ペア:

[(1, 81007992), (2, 40503996), (3, 27002664), (4, 20251998), (6, 13501332), (8, 10125999), (9, 9000888), (12, 6750666), (13, 6231384), (17, 4765176), (18, 4500444), (24, 3375333), (26, 3115692), (27, 3000296), (34, 2382588), (36, 2250222), (39, 2077128), (51, 1588392), (52, 1557846), (54, 1500148), (68, 1191294), (72, 1125111), (78, 1038564), (102, 794196), (104, 778923), (108, 750074), (117, 692376), (136, 595647), (153, 529464), (156, 519282), (204, 397098), (216, 375037), (221, 366552), (234, 346188), (306, 264732), (312, 259641), (351, 230792), (408, 198549), (442, 183276), (459, 176488), (468, 173094), (612, 132366), (663, 122184), (702, 115396), (884, 91638), (918, 88244), (936, 86547), (1224, 66183), (1326, 61092), (1404, 57698), (1697, 47736), (1768, 45819), (1836, 44122), (1989, 40728), (2652, 30546), (2808, 28849), (3394, 23868), (3672, 22061), (3978, 20364), (5091, 15912), (5304, 15273), (5967, 13576), (6788, 11934), (7956, 10182)]