131302340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4903}}^1$

素因数の和:5028

約数の個数: 48

約数和(自身を含む): 299889408

約数和(自身を除く): 168587068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 4903, 5356, 6695, 9806, 13390, 19612, 24515, 26780, 49030, 63739, 98060, 127478, 254956, 318695, 505009, 637390, 1010018, 1274780, 2020036, 2525045, 5050090, 6565117, 10100180, 13130234, 26260468, 32825585, 65651170, 131302340]

約数ペア:

[(1, 131302340), (2, 65651170), (4, 32825585), (5, 26260468), (10, 13130234), (13, 10100180), (20, 6565117), (26, 5050090), (52, 2525045), (65, 2020036), (103, 1274780), (130, 1010018), (206, 637390), (260, 505009), (412, 318695), (515, 254956), (1030, 127478), (1339, 98060), (2060, 63739), (2678, 49030), (4903, 26780), (5356, 24515), (6695, 19612), (9806, 13390)]