166316975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 239568000

約数和(自身を除く): 73251025

約数列:

[1, 5, 11, 19, 25, 55, 95, 139, 209, 229, 275, 475, 695, 1045, 1145, 1529, 2519, 2641, 3475, 4351, 5225, 5725, 7645, 12595, 13205, 21755, 29051, 31831, 38225, 47861, 62975, 66025, 108775, 145255, 159155, 239305, 350141, 604789, 726275, 795775, 1196525, 1750705, 3023945, 6652679, 8753525, 15119725, 33263395, 166316975]

約数ペア:

[(1, 166316975), (5, 33263395), (11, 15119725), (19, 8753525), (25, 6652679), (55, 3023945), (95, 1750705), (139, 1196525), (209, 795775), (229, 726275), (275, 604789), (475, 350141), (695, 239305), (1045, 159155), (1145, 145255), (1529, 108775), (2519, 66025), (2641, 62975), (3475, 47861), (4351, 38225), (5225, 31831), (5725, 29051), (7645, 21755), (12595, 13205)]