80995950

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2888

約数の個数: 120

約数和(自身を含む): 257288592

約数和(自身を除く): 176292642

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 126, 135, 150, 162, 175, 189, 210, 225, 270, 315, 350, 378, 405, 450, 525, 567, 630, 675, 810, 945, 1050, 1134, 1350, 1575, 1890, 2025, 2835, 2857, 3150, 4050, 4725, 5670, 5714, 8571, 9450, 14175, 14285, 17142, 19999, 25713, 28350, 28570, 39998, 42855, 51426, 59997, 71425, 77139, 85710, 99995, 119994, 128565, 142850, 154278, 179991, 199990, 214275, 231417, 257130, 299985, 359982, 385695, 428550, 462834, 499975, 539973, 599970, 642825, 771390, 899955, 999950, 1079946, 1157085, 1285650, 1499925, 1619919, 1799910, 1928475, 2314170, 2699865, 2999850, 3239838, 3856950, 4499775, 5399730, 5785425, 8099595, 8999550, 11570850, 13499325, 16199190, 26998650, 40497975, 80995950]

約数ペア:

[(1, 80995950), (2, 40497975), (3, 26998650), (5, 16199190), (6, 13499325), (7, 11570850), (9, 8999550), (10, 8099595), (14, 5785425), (15, 5399730), (18, 4499775), (21, 3856950), (25, 3239838), (27, 2999850), (30, 2699865), (35, 2314170), (42, 1928475), (45, 1799910), (50, 1619919), (54, 1499925), (63, 1285650), (70, 1157085), (75, 1079946), (81, 999950), (90, 899955), (105, 771390), (126, 642825), (135, 599970), (150, 539973), (162, 499975), (175, 462834), (189, 428550), (210, 385695), (225, 359982), (270, 299985), (315, 257130), (350, 231417), (378, 214275), (405, 199990), (450, 179991), (525, 154278), (567, 142850), (630, 128565), (675, 119994), (810, 99995), (945, 85710), (1050, 77139), (1134, 71425), (1350, 59997), (1575, 51426), (1890, 42855), (2025, 39998), (2835, 28570), (2857, 28350), (3150, 25713), (4050, 19999), (4725, 17142), (5670, 14285), (5714, 14175), (8571, 9450)]