25172920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37019}}^1$

素因数の和:37047

約数の個数: 32

約数和(自身を含む): 59972400

約数和(自身を除く): 34799480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37019, 74038, 148076, 185095, 296152, 370190, 629323, 740380, 1258646, 1480760, 2517292, 3146615, 5034584, 6293230, 12586460, 25172920]

約数ペア:

[(1, 25172920), (2, 12586460), (4, 6293230), (5, 5034584), (8, 3146615), (10, 2517292), (17, 1480760), (20, 1258646), (34, 740380), (40, 629323), (68, 370190), (85, 296152), (136, 185095), (170, 148076), (340, 74038), (680, 37019)]