199573600

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2803}}^1$

素因数の和:2912

約数の個数: 72

約数和(自身を含む): 492859080

約数和(自身を除く): 293285480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 400, 445, 712, 800, 890, 1424, 1780, 2225, 2803, 2848, 3560, 4450, 5606, 7120, 8900, 11212, 14015, 14240, 17800, 22424, 28030, 35600, 44848, 56060, 70075, 71200, 89696, 112120, 140150, 224240, 249467, 280300, 448480, 498934, 560600, 997868, 1121200, 1247335, 1995736, 2242400, 2494670, 3991472, 4989340, 6236675, 7982944, 9978680, 12473350, 19957360, 24946700, 39914720, 49893400, 99786800, 199573600]

約数ペア:

[(1, 199573600), (2, 99786800), (4, 49893400), (5, 39914720), (8, 24946700), (10, 19957360), (16, 12473350), (20, 9978680), (25, 7982944), (32, 6236675), (40, 4989340), (50, 3991472), (80, 2494670), (89, 2242400), (100, 1995736), (160, 1247335), (178, 1121200), (200, 997868), (356, 560600), (400, 498934), (445, 448480), (712, 280300), (800, 249467), (890, 224240), (1424, 140150), (1780, 112120), (2225, 89696), (2803, 71200), (2848, 70075), (3560, 56060), (4450, 44848), (5606, 35600), (7120, 28030), (8900, 22424), (11212, 17800), (14015, 14240)]