200515868

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 408006144

約数和(自身を除く): 207490276

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 251, 277, 412, 502, 554, 721, 1004, 1108, 1442, 1757, 1939, 2884, 3514, 3878, 7028, 7756, 25853, 28531, 51706, 57062, 69527, 103412, 114124, 139054, 180971, 199717, 278108, 361942, 399434, 486689, 723884, 798868, 973378, 1946756, 7161281, 14322562, 28645124, 50128967, 100257934, 200515868]

約数ペア:

[(1, 200515868), (2, 100257934), (4, 50128967), (7, 28645124), (14, 14322562), (28, 7161281), (103, 1946756), (206, 973378), (251, 798868), (277, 723884), (412, 486689), (502, 399434), (554, 361942), (721, 278108), (1004, 199717), (1108, 180971), (1442, 139054), (1757, 114124), (1939, 103412), (2884, 69527), (3514, 57062), (3878, 51706), (7028, 28531), (7756, 25853)]