70986400

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1106

約数の個数: 72

約数和(自身を含む): 175418460

約数和(自身を除く): 104432060

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, 997, 1424, 1780, 1994, 2225, 2848, 3560, 3988, 4450, 4985, 7120, 7976, 8900, 9970, 14240, 15952, 17800, 19940, 24925, 31904, 35600, 39880, 49850, 71200, 79760, 88733, 99700, 159520, 177466, 199400, 354932, 398800, 443665, 709864, 797600, 887330, 1419728, 1774660, 2218325, 2839456, 3549320, 4436650, 7098640, 8873300, 14197280, 17746600, 35493200, 70986400]

約数ペア:

[(1, 70986400), (2, 35493200), (4, 17746600), (5, 14197280), (8, 8873300), (10, 7098640), (16, 4436650), (20, 3549320), (25, 2839456), (32, 2218325), (40, 1774660), (50, 1419728), (80, 887330), (89, 797600), (100, 709864), (160, 443665), (178, 398800), (200, 354932), (356, 199400), (400, 177466), (445, 159520), (712, 99700), (800, 88733), (890, 79760), (997, 71200), (1424, 49850), (1780, 39880), (1994, 35600), (2225, 31904), (2848, 24925), (3560, 19940), (3988, 17800), (4450, 15952), (4985, 14240), (7120, 9970), (7976, 8900)]