204906605

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 263139840

約数和(自身を除く): 58233235

約数列:

[1, 5, 29, 47, 107, 145, 235, 281, 535, 1363, 1405, 3103, 5029, 6815, 8149, 13207, 15515, 25145, 30067, 40745, 66035, 145841, 150335, 383003, 729205, 871943, 1413149, 1915015, 4359715, 7065745, 40981321, 204906605]

約数ペア:

[(1, 204906605), (5, 40981321), (29, 7065745), (47, 4359715), (107, 1915015), (145, 1413149), (235, 871943), (281, 729205), (535, 383003), (1363, 150335), (1405, 145841), (3103, 66035), (5029, 40745), (6815, 30067), (8149, 25145), (13207, 15515)]