221940250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{126823}}^1$

素因数の和:126847

約数の個数: 32

約数和(自身を含む): 474829056

約数和(自身を除く): 252888806

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 126823, 253646, 634115, 887761, 1268230, 1775522, 3170575, 4438805, 6341150, 8877610, 15852875, 22194025, 31705750, 44388050, 110970125, 221940250]

約数ペア:

[(1, 221940250), (2, 110970125), (5, 44388050), (7, 31705750), (10, 22194025), (14, 15852875), (25, 8877610), (35, 6341150), (50, 4438805), (70, 3170575), (125, 1775522), (175, 1268230), (250, 887761), (350, 634115), (875, 253646), (1750, 126823)]