201553490

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{2477}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 371105280

約数和(自身を除く): 169551790

約数列:

[1, 2, 5, 10, 79, 103, 158, 206, 395, 515, 790, 1030, 2477, 4954, 8137, 12385, 16274, 24770, 40685, 81370, 195683, 255131, 391366, 510262, 978415, 1275655, 1956830, 2551310, 20155349, 40310698, 100776745, 201553490]

約数ペア:

[(1, 201553490), (2, 100776745), (5, 40310698), (10, 20155349), (79, 2551310), (103, 1956830), (158, 1275655), (206, 978415), (395, 510262), (515, 391366), (790, 255131), (1030, 195683), (2477, 81370), (4954, 40685), (8137, 24770), (12385, 16274)]