164045000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 453604800

約数和(自身を除く): 289559800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 50, 56, 70, 86, 100, 109, 125, 140, 172, 175, 200, 215, 218, 250, 280, 301, 344, 350, 430, 436, 500, 545, 602, 625, 700, 763, 860, 872, 875, 1000, 1075, 1090, 1204, 1250, 1400, 1505, 1526, 1720, 1750, 2150, 2180, 2408, 2500, 2725, 3010, 3052, 3500, 3815, 4300, 4360, 4375, 4687, 5000, 5375, 5450, 6020, 6104, 7000, 7525, 7630, 8600, 8750, 9374, 10750, 10900, 12040, 13625, 15050, 15260, 17500, 18748, 19075, 21500, 21800, 23435, 26875, 27250, 30100, 30520, 32809, 35000, 37496, 37625, 38150, 43000, 46870, 53750, 54500, 60200, 65618, 68125, 75250, 76300, 93740, 95375, 107500, 109000, 117175, 131236, 136250, 150500, 152600, 164045, 187480, 188125, 190750, 215000, 234350, 262472, 272500, 301000, 328090, 376250, 381500, 468700, 476875, 545000, 585875, 656180, 752500, 763000, 820225, 937400, 953750, 1171750, 1312360, 1505000, 1640450, 1907500, 2343500, 2929375, 3280900, 3815000, 4101125, 4687000, 5858750, 6561800, 8202250, 11717500, 16404500, 20505625, 23435000, 32809000, 41011250, 82022500, 164045000]

約数ペア:

[(1, 164045000), (2, 82022500), (4, 41011250), (5, 32809000), (7, 23435000), (8, 20505625), (10, 16404500), (14, 11717500), (20, 8202250), (25, 6561800), (28, 5858750), (35, 4687000), (40, 4101125), (43, 3815000), (50, 3280900), (56, 2929375), (70, 2343500), (86, 1907500), (100, 1640450), (109, 1505000), (125, 1312360), (140, 1171750), (172, 953750), (175, 937400), (200, 820225), (215, 763000), (218, 752500), (250, 656180), (280, 585875), (301, 545000), (344, 476875), (350, 468700), (430, 381500), (436, 376250), (500, 328090), (545, 301000), (602, 272500), (625, 262472), (700, 234350), (763, 215000), (860, 190750), (872, 188125), (875, 187480), (1000, 164045), (1075, 152600), (1090, 150500), (1204, 136250), (1250, 131236), (1400, 117175), (1505, 109000), (1526, 107500), (1720, 95375), (1750, 93740), (2150, 76300), (2180, 75250), (2408, 68125), (2500, 65618), (2725, 60200), (3010, 54500), (3052, 53750), (3500, 46870), (3815, 43000), (4300, 38150), (4360, 37625), (4375, 37496), (4687, 35000), (5000, 32809), (5375, 30520), (5450, 30100), (6020, 27250), (6104, 26875), (7000, 23435), (7525, 21800), (7630, 21500), (8600, 19075), (8750, 18748), (9374, 17500), (10750, 15260), (10900, 15050), (12040, 13625)]