20150650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 41794200

約数和(自身を除く): 21643550

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1069, 1450, 1885, 2138, 3770, 5345, 9425, 10690, 13897, 18850, 26725, 27794, 31001, 53450, 62002, 69485, 138970, 155005, 310010, 347425, 403013, 694850, 775025, 806026, 1550050, 2015065, 4030130, 10075325, 20150650]

約数ペア:

[(1, 20150650), (2, 10075325), (5, 4030130), (10, 2015065), (13, 1550050), (25, 806026), (26, 775025), (29, 694850), (50, 403013), (58, 347425), (65, 310010), (130, 155005), (145, 138970), (290, 69485), (325, 62002), (377, 53450), (650, 31001), (725, 27794), (754, 26725), (1069, 18850), (1450, 13897), (1885, 10690), (2138, 9425), (3770, 5345)]