199119025

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 295409664

約数和(自身を除く): 96290639

約数列:

[1, 5, 7, 25, 35, 43, 47, 175, 215, 235, 301, 329, 563, 1075, 1175, 1505, 1645, 2021, 2815, 3941, 7525, 8225, 10105, 14075, 14147, 19705, 24209, 26461, 50525, 70735, 98525, 121045, 132305, 169463, 185227, 353675, 605225, 661525, 847315, 926135, 1137823, 4236575, 4630675, 5689115, 7964761, 28445575, 39823805, 199119025]

約数ペア:

[(1, 199119025), (5, 39823805), (7, 28445575), (25, 7964761), (35, 5689115), (43, 4630675), (47, 4236575), (175, 1137823), (215, 926135), (235, 847315), (301, 661525), (329, 605225), (563, 353675), (1075, 185227), (1175, 169463), (1505, 132305), (1645, 121045), (2021, 98525), (2815, 70735), (3941, 50525), (7525, 26461), (8225, 24209), (10105, 19705), (14075, 14147)]