257956700

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{38501}}^1$

素因数の和:38582

約数の個数: 36

約数和(自身を含む): 568135512

約数和(自身を除く): 310178812

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1340, 1675, 3350, 6700, 38501, 77002, 154004, 192505, 385010, 770020, 962525, 1925050, 2579567, 3850100, 5159134, 10318268, 12897835, 25795670, 51591340, 64489175, 128978350, 257956700]

約数ペア:

[(1, 257956700), (2, 128978350), (4, 64489175), (5, 51591340), (10, 25795670), (20, 12897835), (25, 10318268), (50, 5159134), (67, 3850100), (100, 2579567), (134, 1925050), (268, 962525), (335, 770020), (670, 385010), (1340, 192505), (1675, 154004), (3350, 77002), (6700, 38501)]