68002000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^2\times {\mathrm{281}}^1$

素因数の和:326

約数の個数: 120

約数和(自身を含む): 181379016

約数和(自身を除く): 113377016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 125, 176, 200, 220, 242, 250, 275, 281, 400, 440, 484, 500, 550, 562, 605, 880, 968, 1000, 1100, 1124, 1210, 1375, 1405, 1936, 2000, 2200, 2248, 2420, 2750, 2810, 3025, 3091, 4400, 4496, 4840, 5500, 5620, 6050, 6182, 7025, 9680, 11000, 11240, 12100, 12364, 14050, 15125, 15455, 22000, 22480, 24200, 24728, 28100, 30250, 30910, 34001, 35125, 48400, 49456, 56200, 60500, 61820, 68002, 70250, 77275, 112400, 121000, 123640, 136004, 140500, 154550, 170005, 242000, 247280, 272008, 281000, 309100, 340010, 386375, 544016, 562000, 618200, 680020, 772750, 850025, 1236400, 1360040, 1545500, 1700050, 2720080, 3091000, 3400100, 4250125, 6182000, 6800200, 8500250, 13600400, 17000500, 34001000, 68002000]

約数ペア:

[(1, 68002000), (2, 34001000), (4, 17000500), (5, 13600400), (8, 8500250), (10, 6800200), (11, 6182000), (16, 4250125), (20, 3400100), (22, 3091000), (25, 2720080), (40, 1700050), (44, 1545500), (50, 1360040), (55, 1236400), (80, 850025), (88, 772750), (100, 680020), (110, 618200), (121, 562000), (125, 544016), (176, 386375), (200, 340010), (220, 309100), (242, 281000), (250, 272008), (275, 247280), (281, 242000), (400, 170005), (440, 154550), (484, 140500), (500, 136004), (550, 123640), (562, 121000), (605, 112400), (880, 77275), (968, 70250), (1000, 68002), (1100, 61820), (1124, 60500), (1210, 56200), (1375, 49456), (1405, 48400), (1936, 35125), (2000, 34001), (2200, 30910), (2248, 30250), (2420, 28100), (2750, 24728), (2810, 24200), (3025, 22480), (3091, 22000), (4400, 15455), (4496, 15125), (4840, 14050), (5500, 12364), (5620, 12100), (6050, 11240), (6182, 11000), (7025, 9680)]