499702000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{5099}}^1$

素因数の和:5136

約数の個数: 120

約数和(自身を含む): 1405825200

約数和(自身を除く): 906123200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2450, 2800, 3500, 3920, 4900, 5099, 6125, 7000, 9800, 10198, 12250, 14000, 19600, 20396, 24500, 25495, 35693, 40792, 49000, 50990, 71386, 81584, 98000, 101980, 127475, 142772, 178465, 203960, 249851, 254950, 285544, 356930, 407920, 499702, 509900, 571088, 637375, 713860, 892325, 999404, 1019800, 1249255, 1274750, 1427720, 1784650, 1998808, 2039600, 2498510, 2549500, 2855440, 3569300, 3997616, 4461625, 4997020, 5099000, 6246275, 7138600, 8923250, 9994040, 10198000, 12492550, 14277200, 17846500, 19988080, 24985100, 31231375, 35693000, 49970200, 62462750, 71386000, 99940400, 124925500, 249851000, 499702000]

約数ペア:

[(1, 499702000), (2, 249851000), (4, 124925500), (5, 99940400), (7, 71386000), (8, 62462750), (10, 49970200), (14, 35693000), (16, 31231375), (20, 24985100), (25, 19988080), (28, 17846500), (35, 14277200), (40, 12492550), (49, 10198000), (50, 9994040), (56, 8923250), (70, 7138600), (80, 6246275), (98, 5099000), (100, 4997020), (112, 4461625), (125, 3997616), (140, 3569300), (175, 2855440), (196, 2549500), (200, 2498510), (245, 2039600), (250, 1998808), (280, 1784650), (350, 1427720), (392, 1274750), (400, 1249255), (490, 1019800), (500, 999404), (560, 892325), (700, 713860), (784, 637375), (875, 571088), (980, 509900), (1000, 499702), (1225, 407920), (1400, 356930), (1750, 285544), (1960, 254950), (2000, 249851), (2450, 203960), (2800, 178465), (3500, 142772), (3920, 127475), (4900, 101980), (5099, 98000), (6125, 81584), (7000, 71386), (9800, 50990), (10198, 49000), (12250, 40792), (14000, 35693), (19600, 25495), (20396, 24500)]