200605780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5413}}^1$

素因数の和:5548

約数の個数: 48

約数和(自身を含む): 450228240

約数和(自身を除く): 249622460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 5413, 7412, 9265, 10826, 18530, 21652, 27065, 37060, 54130, 92021, 108260, 184042, 368084, 460105, 590017, 920210, 1180034, 1840420, 2360068, 2950085, 5900170, 10030289, 11800340, 20060578, 40121156, 50151445, 100302890, 200605780]

約数ペア:

[(1, 200605780), (2, 100302890), (4, 50151445), (5, 40121156), (10, 20060578), (17, 11800340), (20, 10030289), (34, 5900170), (68, 2950085), (85, 2360068), (109, 1840420), (170, 1180034), (218, 920210), (340, 590017), (436, 460105), (545, 368084), (1090, 184042), (1853, 108260), (2180, 92021), (3706, 54130), (5413, 37060), (7412, 27065), (9265, 21652), (10826, 18530)]