78384590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 143786880

約数和(自身を除く): 65402290

約数列:

[1, 2, 5, 10, 79, 158, 313, 317, 395, 626, 634, 790, 1565, 1585, 3130, 3170, 24727, 25043, 49454, 50086, 99221, 123635, 125215, 198442, 247270, 250430, 496105, 992210, 7838459, 15676918, 39192295, 78384590]

約数ペア:

[(1, 78384590), (2, 39192295), (5, 15676918), (10, 7838459), (79, 992210), (158, 496105), (313, 250430), (317, 247270), (395, 198442), (626, 125215), (634, 123635), (790, 99221), (1565, 50086), (1585, 49454), (3130, 25043), (3170, 24727)]