7270000

素因数分解:

$2^4\times 5^4\times {\mathrm{727}}^1$

素因数の和:755

約数の個数: 50

約数和(自身を含む): 17625608

約数和(自身を除く): 10355608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 727, 1000, 1250, 1454, 2000, 2500, 2908, 3635, 5000, 5816, 7270, 10000, 11632, 14540, 18175, 29080, 36350, 58160, 72700, 90875, 145400, 181750, 290800, 363500, 454375, 727000, 908750, 1454000, 1817500, 3635000, 7270000]

約数ペア:

[(1, 7270000), (2, 3635000), (4, 1817500), (5, 1454000), (8, 908750), (10, 727000), (16, 454375), (20, 363500), (25, 290800), (40, 181750), (50, 145400), (80, 90875), (100, 72700), (125, 58160), (200, 36350), (250, 29080), (400, 18175), (500, 14540), (625, 11632), (727, 10000), (1000, 7270), (1250, 5816), (1454, 5000), (2000, 3635), (2500, 2908)]