20120031525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{786707}}^1$

素因数の和:786762

約数の個数: 48

約数和(自身を含む): 37459888128

約数和(自身を除く): 17339856603

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 775, 825, 1023, 1705, 2325, 5115, 8525, 25575, 786707, 2360121, 3933535, 8653777, 11800605, 19667675, 24387917, 25961331, 43268885, 59003025, 73163751, 121939585, 129806655, 216344425, 268267087, 365818755, 609697925, 649033275, 804801261, 1341335435, 1829093775, 4024006305, 6706677175, 20120031525]

約数ペア:

[(1, 20120031525), (3, 6706677175), (5, 4024006305), (11, 1829093775), (15, 1341335435), (25, 804801261), (31, 649033275), (33, 609697925), (55, 365818755), (75, 268267087), (93, 216344425), (155, 129806655), (165, 121939585), (275, 73163751), (341, 59003025), (465, 43268885), (775, 25961331), (825, 24387917), (1023, 19667675), (1705, 11800605), (2325, 8653777), (5115, 3933535), (8525, 2360121), (25575, 786707)]