25025460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 70288512

約数和(自身を除く): 45263052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 631, 661, 1262, 1322, 1893, 1983, 2524, 2644, 3155, 3305, 3786, 3966, 6310, 6610, 7572, 7932, 9465, 9915, 12620, 13220, 18930, 19830, 37860, 39660, 417091, 834182, 1251273, 1668364, 2085455, 2502546, 4170910, 5005092, 6256365, 8341820, 12512730, 25025460]

約数ペア:

[(1, 25025460), (2, 12512730), (3, 8341820), (4, 6256365), (5, 5005092), (6, 4170910), (10, 2502546), (12, 2085455), (15, 1668364), (20, 1251273), (30, 834182), (60, 417091), (631, 39660), (661, 37860), (1262, 19830), (1322, 18930), (1893, 13220), (1983, 12620), (2524, 9915), (2644, 9465), (3155, 7932), (3305, 7572), (3786, 6610), (3966, 6310)]