71987524

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 147347200

約数和(自身を除く): 75359676

約数列:

[1, 2, 4, 7, 14, 28, 103, 109, 206, 218, 229, 412, 436, 458, 721, 763, 916, 1442, 1526, 1603, 2884, 3052, 3206, 6412, 11227, 22454, 23587, 24961, 44908, 47174, 49922, 78589, 94348, 99844, 157178, 165109, 174727, 314356, 330218, 349454, 660436, 698908, 2570983, 5141966, 10283932, 17996881, 35993762, 71987524]

約数ペア:

[(1, 71987524), (2, 35993762), (4, 17996881), (7, 10283932), (14, 5141966), (28, 2570983), (103, 698908), (109, 660436), (206, 349454), (218, 330218), (229, 314356), (412, 174727), (436, 165109), (458, 157178), (721, 99844), (763, 94348), (916, 78589), (1442, 49922), (1526, 47174), (1603, 44908), (2884, 24961), (3052, 23587), (3206, 22454), (6412, 11227)]