77916525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2710

約数の個数: 48

約数和(自身を含む): 142383744

約数和(自身を除く): 64467219

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 2657, 5865, 7971, 9775, 13285, 29325, 39855, 45169, 61111, 66425, 135507, 183333, 199275, 225845, 305555, 677535, 916665, 1038887, 1129225, 1527775, 3116661, 3387675, 4583325, 5194435, 15583305, 25972175, 77916525]

約数ペア:

[(1, 77916525), (3, 25972175), (5, 15583305), (15, 5194435), (17, 4583325), (23, 3387675), (25, 3116661), (51, 1527775), (69, 1129225), (75, 1038887), (85, 916665), (115, 677535), (255, 305555), (345, 225845), (391, 199275), (425, 183333), (575, 135507), (1173, 66425), (1275, 61111), (1725, 45169), (1955, 39855), (2657, 29325), (5865, 13285), (7971, 9775)]