90651735

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 168816960

約数和(自身を除く): 78165225

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 1669, 3195, 3621, 5007, 6035, 8345, 10863, 15021, 18105, 25035, 28373, 54315, 75105, 85119, 118499, 141865, 255357, 355497, 425595, 592495, 1066491, 1276785, 1777485, 2014483, 5332455, 6043449, 10072415, 18130347, 30217245, 90651735]

約数ペア:

[(1, 90651735), (3, 30217245), (5, 18130347), (9, 10072415), (15, 6043449), (17, 5332455), (45, 2014483), (51, 1777485), (71, 1276785), (85, 1066491), (153, 592495), (213, 425595), (255, 355497), (355, 255357), (639, 141865), (765, 118499), (1065, 85119), (1207, 75105), (1669, 54315), (3195, 28373), (3621, 25035), (5007, 18105), (6035, 15021), (8345, 10863)]