2018132022250

素因数分解:

$2^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{394571}}^1$

素因数の和:395128

約数の個数: 64

約数和(自身を含む): 3877853616000

約数和(自身を除く): 1859721593750

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 499, 998, 1025, 2050, 2495, 4990, 5125, 10250, 12475, 20459, 24950, 40918, 62375, 102295, 124750, 204590, 394571, 511475, 789142, 1022950, 1972855, 2557375, 3945710, 5114750, 9864275, 16177411, 19728550, 32354822, 49321375, 80887055, 98642750, 161774110, 196890929, 393781858, 404435275, 808870550, 984454645, 1968909290, 2022176375, 4044352750, 4922273225, 8072528089, 9844546450, 16145056178, 24611366125, 40362640445, 49222732250, 80725280890, 201813202225, 403626404450, 1009066011125, 2018132022250]

約数ペア:

[(1, 2018132022250), (2, 1009066011125), (5, 403626404450), (10, 201813202225), (25, 80725280890), (41, 49222732250), (50, 40362640445), (82, 24611366125), (125, 16145056178), (205, 9844546450), (250, 8072528089), (410, 4922273225), (499, 4044352750), (998, 2022176375), (1025, 1968909290), (2050, 984454645), (2495, 808870550), (4990, 404435275), (5125, 393781858), (10250, 196890929), (12475, 161774110), (20459, 98642750), (24950, 80887055), (40918, 49321375), (62375, 32354822), (102295, 19728550), (124750, 16177411), (204590, 9864275), (394571, 5114750), (511475, 3945710), (789142, 2557375), (1022950, 1972855)]