31475500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:89

約数の個数: 144

約数和(自身を含む): 86958144

約数和(自身を除く): 55482644

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 25, 28, 34, 35, 46, 50, 68, 70, 85, 92, 100, 115, 119, 125, 140, 161, 170, 175, 230, 238, 250, 322, 340, 350, 391, 425, 460, 476, 500, 529, 575, 595, 644, 700, 782, 805, 850, 875, 1058, 1150, 1190, 1564, 1610, 1700, 1750, 1955, 2116, 2125, 2300, 2380, 2645, 2737, 2875, 2975, 3220, 3500, 3703, 3910, 4025, 4250, 5290, 5474, 5750, 5950, 7406, 7820, 8050, 8500, 8993, 9775, 10580, 10948, 11500, 11900, 13225, 13685, 14812, 14875, 16100, 17986, 18515, 19550, 20125, 26450, 27370, 29750, 35972, 37030, 39100, 40250, 44965, 48875, 52900, 54740, 59500, 62951, 66125, 68425, 74060, 80500, 89930, 92575, 97750, 125902, 132250, 136850, 179860, 185150, 195500, 224825, 251804, 264500, 273700, 314755, 342125, 370300, 449650, 462875, 629510, 684250, 899300, 925750, 1124125, 1259020, 1368500, 1573775, 1851500, 2248250, 3147550, 4496500, 6295100, 7868875, 15737750, 31475500]

約数ペア:

[(1, 31475500), (2, 15737750), (4, 7868875), (5, 6295100), (7, 4496500), (10, 3147550), (14, 2248250), (17, 1851500), (20, 1573775), (23, 1368500), (25, 1259020), (28, 1124125), (34, 925750), (35, 899300), (46, 684250), (50, 629510), (68, 462875), (70, 449650), (85, 370300), (92, 342125), (100, 314755), (115, 273700), (119, 264500), (125, 251804), (140, 224825), (161, 195500), (170, 185150), (175, 179860), (230, 136850), (238, 132250), (250, 125902), (322, 97750), (340, 92575), (350, 89930), (391, 80500), (425, 74060), (460, 68425), (476, 66125), (500, 62951), (529, 59500), (575, 54740), (595, 52900), (644, 48875), (700, 44965), (782, 40250), (805, 39100), (850, 37030), (875, 35972), (1058, 29750), (1150, 27370), (1190, 26450), (1564, 20125), (1610, 19550), (1700, 18515), (1750, 17986), (1955, 16100), (2116, 14875), (2125, 14812), (2300, 13685), (2380, 13225), (2645, 11900), (2737, 11500), (2875, 10948), (2975, 10580), (3220, 9775), (3500, 8993), (3703, 8500), (3910, 8050), (4025, 7820), (4250, 7406), (5290, 5950), (5474, 5750)]