80990400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 168

約数和(自身を含む): 272125440

約数和(自身を除く): 191135040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 47, 48, 50, 60, 64, 75, 80, 94, 96, 100, 120, 141, 150, 160, 188, 192, 200, 235, 240, 282, 300, 320, 359, 376, 400, 470, 480, 564, 600, 705, 718, 752, 800, 940, 960, 1077, 1128, 1175, 1200, 1410, 1436, 1504, 1600, 1795, 1880, 2154, 2256, 2350, 2400, 2820, 2872, 3008, 3525, 3590, 3760, 4308, 4512, 4700, 4800, 5385, 5640, 5744, 7050, 7180, 7520, 8616, 8975, 9024, 9400, 10770, 11280, 11488, 14100, 14360, 15040, 16873, 17232, 17950, 18800, 21540, 22560, 22976, 26925, 28200, 28720, 33746, 34464, 35900, 37600, 43080, 45120, 50619, 53850, 56400, 57440, 67492, 68928, 71800, 75200, 84365, 86160, 101238, 107700, 112800, 114880, 134984, 143600, 168730, 172320, 202476, 215400, 225600, 253095, 269968, 287200, 337460, 344640, 404952, 421825, 430800, 506190, 539936, 574400, 674920, 809904, 843650, 861600, 1012380, 1079872, 1265475, 1349840, 1619808, 1687300, 1723200, 2024760, 2530950, 2699680, 3239616, 3374600, 4049520, 5061900, 5399360, 6749200, 8099040, 10123800, 13498400, 16198080, 20247600, 26996800, 40495200, 80990400]

約数ペア:

[(1, 80990400), (2, 40495200), (3, 26996800), (4, 20247600), (5, 16198080), (6, 13498400), (8, 10123800), (10, 8099040), (12, 6749200), (15, 5399360), (16, 5061900), (20, 4049520), (24, 3374600), (25, 3239616), (30, 2699680), (32, 2530950), (40, 2024760), (47, 1723200), (48, 1687300), (50, 1619808), (60, 1349840), (64, 1265475), (75, 1079872), (80, 1012380), (94, 861600), (96, 843650), (100, 809904), (120, 674920), (141, 574400), (150, 539936), (160, 506190), (188, 430800), (192, 421825), (200, 404952), (235, 344640), (240, 337460), (282, 287200), (300, 269968), (320, 253095), (359, 225600), (376, 215400), (400, 202476), (470, 172320), (480, 168730), (564, 143600), (600, 134984), (705, 114880), (718, 112800), (752, 107700), (800, 101238), (940, 86160), (960, 84365), (1077, 75200), (1128, 71800), (1175, 68928), (1200, 67492), (1410, 57440), (1436, 56400), (1504, 53850), (1600, 50619), (1795, 45120), (1880, 43080), (2154, 37600), (2256, 35900), (2350, 34464), (2400, 33746), (2820, 28720), (2872, 28200), (3008, 26925), (3525, 22976), (3590, 22560), (3760, 21540), (4308, 18800), (4512, 17950), (4700, 17232), (4800, 16873), (5385, 15040), (5640, 14360), (5744, 14100), (7050, 11488), (7180, 11280), (7520, 10770), (8616, 9400), (8975, 9024)]