755450140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1\times {\mathrm{739}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 1611187200

約数和(自身を除く): 855737060

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 647, 739, 790, 1294, 1478, 1580, 2588, 2956, 3235, 3695, 6470, 7390, 12940, 14780, 51113, 58381, 102226, 116762, 204452, 233524, 255565, 291905, 478133, 511130, 583810, 956266, 1022260, 1167620, 1912532, 2390665, 4781330, 9562660, 37772507, 75545014, 151090028, 188862535, 377725070, 755450140]

約数ペア:

[(1, 755450140), (2, 377725070), (4, 188862535), (5, 151090028), (10, 75545014), (20, 37772507), (79, 9562660), (158, 4781330), (316, 2390665), (395, 1912532), (647, 1167620), (739, 1022260), (790, 956266), (1294, 583810), (1478, 511130), (1580, 478133), (2588, 291905), (2956, 255565), (3235, 233524), (3695, 204452), (6470, 116762), (7390, 102226), (12940, 58381), (14780, 51113)]