82784260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10271}}^1$

素因数の和:10324

約数の個数: 48

約数和(自身を含む): 193277952

約数和(自身を除く): 110493692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10271, 20542, 41084, 51355, 102710, 133523, 205420, 267046, 318401, 534092, 636802, 667615, 1273604, 1335230, 1592005, 2670460, 3184010, 4139213, 6368020, 8278426, 16556852, 20696065, 41392130, 82784260]

約数ペア:

[(1, 82784260), (2, 41392130), (4, 20696065), (5, 16556852), (10, 8278426), (13, 6368020), (20, 4139213), (26, 3184010), (31, 2670460), (52, 1592005), (62, 1335230), (65, 1273604), (124, 667615), (130, 636802), (155, 534092), (260, 318401), (310, 267046), (403, 205420), (620, 133523), (806, 102710), (1612, 51355), (2015, 41084), (4030, 20542), (8060, 10271)]