261324200

素因数分解:

$2^3\times 5^2\times {\mathrm{487}}^1\times {\mathrm{2683}}^1$

素因数の和:3186

約数の個数: 48

約数和(自身を含む): 609053280

約数和(自身を除く): 347729080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 487, 974, 1948, 2435, 2683, 3896, 4870, 5366, 9740, 10732, 12175, 13415, 19480, 21464, 24350, 26830, 48700, 53660, 67075, 97400, 107320, 134150, 268300, 536600, 1306621, 2613242, 5226484, 6533105, 10452968, 13066210, 26132420, 32665525, 52264840, 65331050, 130662100, 261324200]

約数ペア:

[(1, 261324200), (2, 130662100), (4, 65331050), (5, 52264840), (8, 32665525), (10, 26132420), (20, 13066210), (25, 10452968), (40, 6533105), (50, 5226484), (100, 2613242), (200, 1306621), (487, 536600), (974, 268300), (1948, 134150), (2435, 107320), (2683, 97400), (3896, 67075), (4870, 53660), (5366, 48700), (9740, 26830), (10732, 24350), (12175, 21464), (13415, 19480)]