82086760

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 223488000

約数和(自身を除く): 141401240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 193, 196, 217, 245, 248, 280, 310, 343, 386, 392, 434, 490, 620, 686, 772, 868, 965, 980, 1085, 1240, 1351, 1372, 1519, 1544, 1715, 1736, 1930, 1960, 2170, 2702, 2744, 3038, 3430, 3860, 4340, 5404, 5983, 6076, 6755, 6860, 7595, 7720, 8680, 9457, 10633, 10808, 11966, 12152, 13510, 13720, 15190, 18914, 21266, 23932, 27020, 29915, 30380, 37828, 41881, 42532, 47285, 47864, 53165, 54040, 59830, 60760, 66199, 75656, 83762, 85064, 94570, 106330, 119660, 132398, 167524, 189140, 209405, 212660, 239320, 264796, 293167, 330995, 335048, 378280, 418810, 425320, 529592, 586334, 661990, 837620, 1172668, 1323980, 1465835, 1675240, 2052169, 2345336, 2647960, 2931670, 4104338, 5863340, 8208676, 10260845, 11726680, 16417352, 20521690, 41043380, 82086760]

約数ペア:

[(1, 82086760), (2, 41043380), (4, 20521690), (5, 16417352), (7, 11726680), (8, 10260845), (10, 8208676), (14, 5863340), (20, 4104338), (28, 2931670), (31, 2647960), (35, 2345336), (40, 2052169), (49, 1675240), (56, 1465835), (62, 1323980), (70, 1172668), (98, 837620), (124, 661990), (140, 586334), (155, 529592), (193, 425320), (196, 418810), (217, 378280), (245, 335048), (248, 330995), (280, 293167), (310, 264796), (343, 239320), (386, 212660), (392, 209405), (434, 189140), (490, 167524), (620, 132398), (686, 119660), (772, 106330), (868, 94570), (965, 85064), (980, 83762), (1085, 75656), (1240, 66199), (1351, 60760), (1372, 59830), (1519, 54040), (1544, 53165), (1715, 47864), (1736, 47285), (1930, 42532), (1960, 41881), (2170, 37828), (2702, 30380), (2744, 29915), (3038, 27020), (3430, 23932), (3860, 21266), (4340, 18914), (5404, 15190), (5983, 13720), (6076, 13510), (6755, 12152), (6860, 11966), (7595, 10808), (7720, 10633), (8680, 9457)]