25452140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6269}}^1$

素因数の和:6314

約数の個数: 48

約数和(自身を含む): 63201600

約数和(自身を除く): 37749460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6269, 12538, 25076, 31345, 43883, 62690, 87766, 125380, 175532, 181801, 219415, 363602, 438830, 727204, 877660, 909005, 1272607, 1818010, 2545214, 3636020, 5090428, 6363035, 12726070, 25452140]

約数ペア:

[(1, 25452140), (2, 12726070), (4, 6363035), (5, 5090428), (7, 3636020), (10, 2545214), (14, 1818010), (20, 1272607), (28, 909005), (29, 877660), (35, 727204), (58, 438830), (70, 363602), (116, 219415), (140, 181801), (145, 175532), (203, 125380), (290, 87766), (406, 62690), (580, 43883), (812, 31345), (1015, 25076), (2030, 12538), (4060, 6269)]