68440400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{24443}}^1$

素因数の和:24468

約数の個数: 60

約数和(自身を含む): 187925472

約数和(自身を除く): 119485072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 24443, 48886, 97772, 122215, 171101, 195544, 244430, 342202, 391088, 488860, 611075, 684404, 855505, 977720, 1222150, 1368808, 1711010, 1955440, 2444300, 2737616, 3422020, 4277525, 4888600, 6844040, 8555050, 9777200, 13688080, 17110100, 34220200, 68440400]

約数ペア:

[(1, 68440400), (2, 34220200), (4, 17110100), (5, 13688080), (7, 9777200), (8, 8555050), (10, 6844040), (14, 4888600), (16, 4277525), (20, 3422020), (25, 2737616), (28, 2444300), (35, 1955440), (40, 1711010), (50, 1368808), (56, 1222150), (70, 977720), (80, 855505), (100, 684404), (112, 611075), (140, 488860), (175, 391088), (200, 342202), (280, 244430), (350, 195544), (400, 171101), (560, 122215), (700, 97772), (1400, 48886), (2800, 24443)]