289152875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1861}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 397365696

約数和(自身を除く): 108212821

約数列:

[1, 5, 11, 25, 55, 113, 125, 275, 565, 1243, 1375, 1861, 2825, 6215, 9305, 14125, 20471, 31075, 46525, 102355, 155375, 210293, 232625, 511775, 1051465, 2313223, 2558875, 5257325, 11566115, 26286625, 57830575, 289152875]

約数ペア:

[(1, 289152875), (5, 57830575), (11, 26286625), (25, 11566115), (55, 5257325), (113, 2558875), (125, 2313223), (275, 1051465), (565, 511775), (1243, 232625), (1375, 210293), (1861, 155375), (2825, 102355), (6215, 46525), (9305, 31075), (14125, 20471)]