79965000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{1777}}^1$

素因数の和:1809

約数の個数: 120

約数和(自身を含む): 270780510

約数和(自身を除く): 190815510

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 1000, 1125, 1250, 1500, 1777, 1800, 1875, 2250, 2500, 3000, 3554, 3750, 4500, 5000, 5331, 5625, 7108, 7500, 8885, 9000, 10662, 11250, 14216, 15000, 15993, 17770, 21324, 22500, 26655, 31986, 35540, 42648, 44425, 45000, 53310, 63972, 71080, 79965, 88850, 106620, 127944, 133275, 159930, 177700, 213240, 222125, 266550, 319860, 355400, 399825, 444250, 533100, 639720, 666375, 799650, 888500, 1066200, 1110625, 1332750, 1599300, 1777000, 1999125, 2221250, 2665500, 3198600, 3331875, 3998250, 4442500, 5331000, 6663750, 7996500, 8885000, 9995625, 13327500, 15993000, 19991250, 26655000, 39982500, 79965000]

約数ペア:

[(1, 79965000), (2, 39982500), (3, 26655000), (4, 19991250), (5, 15993000), (6, 13327500), (8, 9995625), (9, 8885000), (10, 7996500), (12, 6663750), (15, 5331000), (18, 4442500), (20, 3998250), (24, 3331875), (25, 3198600), (30, 2665500), (36, 2221250), (40, 1999125), (45, 1777000), (50, 1599300), (60, 1332750), (72, 1110625), (75, 1066200), (90, 888500), (100, 799650), (120, 666375), (125, 639720), (150, 533100), (180, 444250), (200, 399825), (225, 355400), (250, 319860), (300, 266550), (360, 222125), (375, 213240), (450, 177700), (500, 159930), (600, 133275), (625, 127944), (750, 106620), (900, 88850), (1000, 79965), (1125, 71080), (1250, 63972), (1500, 53310), (1777, 45000), (1800, 44425), (1875, 42648), (2250, 35540), (2500, 31986), (3000, 26655), (3554, 22500), (3750, 21324), (4500, 17770), (5000, 15993), (5331, 15000), (5625, 14216), (7108, 11250), (7500, 10662), (8885, 9000)]