50990225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 27754735

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 839, 935, 1105, 2431, 3575, 4195, 4675, 5525, 9229, 10907, 12155, 14263, 20975, 46145, 54535, 60775, 71315, 119977, 156893, 185419, 230725, 272675, 356575, 599885, 784465, 927095, 2039609, 2999425, 3922325, 4635475, 10198045, 50990225]

約数ペア:

[(1, 50990225), (5, 10198045), (11, 4635475), (13, 3922325), (17, 2999425), (25, 2039609), (55, 927095), (65, 784465), (85, 599885), (143, 356575), (187, 272675), (221, 230725), (275, 185419), (325, 156893), (425, 119977), (715, 71315), (839, 60775), (935, 54535), (1105, 46145), (2431, 20975), (3575, 14263), (4195, 12155), (4675, 10907), (5525, 9229)]