28109300

素因数分解:

$2^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{1553}}^1$

素因数の和:1748

約数の個数: 36

約数和(自身を含む): 61373676

約数和(自身を除く): 33264376

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 181, 362, 724, 905, 1553, 1810, 3106, 3620, 4525, 6212, 7765, 9050, 15530, 18100, 31060, 38825, 77650, 155300, 281093, 562186, 1124372, 1405465, 2810930, 5621860, 7027325, 14054650, 28109300]

約数ペア:

[(1, 28109300), (2, 14054650), (4, 7027325), (5, 5621860), (10, 2810930), (20, 1405465), (25, 1124372), (50, 562186), (100, 281093), (181, 155300), (362, 77650), (724, 38825), (905, 31060), (1553, 18100), (1810, 15530), (3106, 9050), (3620, 7765), (4525, 6212)]