153081775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 238341888

約数和(自身を除く): 85260113

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 281, 283, 385, 1405, 1415, 1925, 1967, 1981, 3091, 3113, 7025, 7075, 9835, 9905, 15455, 15565, 21637, 21791, 49175, 49525, 77275, 77825, 79523, 108185, 108955, 397615, 540925, 544775, 556661, 874753, 1988075, 2783305, 4373765, 6123271, 13916525, 21868825, 30616355, 153081775]

約数ペア:

[(1, 153081775), (5, 30616355), (7, 21868825), (11, 13916525), (25, 6123271), (35, 4373765), (55, 2783305), (77, 1988075), (175, 874753), (275, 556661), (281, 544775), (283, 540925), (385, 397615), (1405, 108955), (1415, 108185), (1925, 79523), (1967, 77825), (1981, 77275), (3091, 49525), (3113, 49175), (7025, 21791), (7075, 21637), (9835, 15565), (9905, 15455)]