659450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1$

素因数の和:143

約数の個数: 36

約数和(自身を含む): 1360590

約数和(自身を除く): 701140

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 121, 218, 242, 275, 545, 550, 605, 1090, 1199, 1210, 2398, 2725, 3025, 5450, 5995, 6050, 11990, 13189, 26378, 29975, 59950, 65945, 131890, 329725, 659450]

約数ペア:

[(1, 659450), (2, 329725), (5, 131890), (10, 65945), (11, 59950), (22, 29975), (25, 26378), (50, 13189), (55, 11990), (109, 6050), (110, 5995), (121, 5450), (218, 3025), (242, 2725), (275, 2398), (545, 1210), (550, 1199), (605, 1090)]