220131225

素因数分解:

$3^2\times 5^2\times {\mathrm{887}}^1\times {\mathrm{1103}}^1$

素因数の和:2006

約数の個数: 36

約数和(自身を含む): 395081856

約数和(自身を除く): 174950631

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 887, 1103, 2661, 3309, 4435, 5515, 7983, 9927, 13305, 16545, 22175, 27575, 39915, 49635, 66525, 82725, 199575, 248175, 978361, 2935083, 4891805, 8805249, 14675415, 24459025, 44026245, 73377075, 220131225]

約数ペア:

[(1, 220131225), (3, 73377075), (5, 44026245), (9, 24459025), (15, 14675415), (25, 8805249), (45, 4891805), (75, 2935083), (225, 978361), (887, 248175), (1103, 199575), (2661, 82725), (3309, 66525), (4435, 49635), (5515, 39915), (7983, 27575), (9927, 22175), (13305, 16545)]