523863925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1882

約数の個数: 48

約数和(自身を含む): 755107920

約数和(自身を除く): 231243995

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 221, 265, 325, 425, 689, 901, 1105, 1325, 1789, 3445, 4505, 5525, 8945, 11713, 17225, 22525, 23257, 30413, 44725, 58565, 94817, 116285, 152065, 292825, 395369, 474085, 581425, 760325, 1232621, 1611889, 1976845, 2370425, 6163105, 8059445, 9884225, 20954557, 30815525, 40297225, 104772785, 523863925]

約数ペア:

[(1, 523863925), (5, 104772785), (13, 40297225), (17, 30815525), (25, 20954557), (53, 9884225), (65, 8059445), (85, 6163105), (221, 2370425), (265, 1976845), (325, 1611889), (425, 1232621), (689, 760325), (901, 581425), (1105, 474085), (1325, 395369), (1789, 292825), (3445, 152065), (4505, 116285), (5525, 94817), (8945, 58565), (11713, 44725), (17225, 30413), (22525, 23257)]