201305260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7517}}^1$

素因数の和:7642

約数の個数: 48

約数和(自身を含む): 459740736

約数和(自身を除く): 258435476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 7517, 13390, 15034, 26780, 30068, 37585, 75170, 97721, 150340, 195442, 390884, 488605, 774251, 977210, 1548502, 1954420, 3097004, 3871255, 7742510, 10065263, 15485020, 20130526, 40261052, 50326315, 100652630, 201305260]

約数ペア:

[(1, 201305260), (2, 100652630), (4, 50326315), (5, 40261052), (10, 20130526), (13, 15485020), (20, 10065263), (26, 7742510), (52, 3871255), (65, 3097004), (103, 1954420), (130, 1548502), (206, 977210), (260, 774251), (412, 488605), (515, 390884), (1030, 195442), (1339, 150340), (2060, 97721), (2678, 75170), (5356, 37585), (6695, 30068), (7517, 26780), (13390, 15034)]