157445575

素因数分解:

$5^2\times 7^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 60

約数和(自身を含む): 236874968

約数和(自身を除く): 79429393

約数列:

[1, 5, 7, 25, 35, 43, 49, 61, 175, 215, 245, 301, 305, 343, 427, 1075, 1225, 1505, 1525, 1715, 2107, 2135, 2401, 2623, 2989, 7525, 8575, 10535, 10675, 12005, 13115, 14749, 14945, 18361, 20923, 52675, 60025, 65575, 73745, 74725, 91805, 103243, 104615, 128527, 146461, 368725, 459025, 516215, 523075, 642635, 732305, 899689, 2581075, 3213175, 3661525, 4498445, 6297823, 22492225, 31489115, 157445575]

約数ペア:

[(1, 157445575), (5, 31489115), (7, 22492225), (25, 6297823), (35, 4498445), (43, 3661525), (49, 3213175), (61, 2581075), (175, 899689), (215, 732305), (245, 642635), (301, 523075), (305, 516215), (343, 459025), (427, 368725), (1075, 146461), (1225, 128527), (1505, 104615), (1525, 103243), (1715, 91805), (2107, 74725), (2135, 73745), (2401, 65575), (2623, 60025), (2989, 52675), (7525, 20923), (8575, 18361), (10535, 14945), (10675, 14749), (12005, 13115)]