15696777020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{242309}}^1$

素因数の和:242438

約数の個数: 48

約数和(自身を含む): 34194787200

約数和(自身を除く): 18498010180

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1580, 3239, 6478, 12956, 16195, 32390, 64780, 242309, 484618, 969236, 1211545, 2423090, 4846180, 9934669, 19142411, 19869338, 38284822, 39738676, 49673345, 76569644, 95712055, 99346690, 191424110, 198693380, 382848220, 784838851, 1569677702, 3139355404, 3924194255, 7848388510, 15696777020]

約数ペア:

[(1, 15696777020), (2, 7848388510), (4, 3924194255), (5, 3139355404), (10, 1569677702), (20, 784838851), (41, 382848220), (79, 198693380), (82, 191424110), (158, 99346690), (164, 95712055), (205, 76569644), (316, 49673345), (395, 39738676), (410, 38284822), (790, 19869338), (820, 19142411), (1580, 9934669), (3239, 4846180), (6478, 2423090), (12956, 1211545), (16195, 969236), (32390, 484618), (64780, 242309)]