25275760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2273}}^1$

素因数の和:2425

約数の個数: 40

約数和(自身を含む): 59214960

約数和(自身を除く): 33939200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2273, 2780, 4546, 5560, 9092, 11120, 11365, 18184, 22730, 36368, 45460, 90920, 181840, 315947, 631894, 1263788, 1579735, 2527576, 3159470, 5055152, 6318940, 12637880, 25275760]

約数ペア:

[(1, 25275760), (2, 12637880), (4, 6318940), (5, 5055152), (8, 3159470), (10, 2527576), (16, 1579735), (20, 1263788), (40, 631894), (80, 315947), (139, 181840), (278, 90920), (556, 45460), (695, 36368), (1112, 22730), (1390, 18184), (2224, 11365), (2273, 11120), (2780, 9092), (4546, 5560)]