81320010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 207712512

約数和(自身を除く): 126392502

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 317, 503, 510, 634, 951, 1006, 1509, 1585, 1902, 2515, 3018, 3170, 4755, 5030, 5389, 7545, 8551, 9510, 10778, 15090, 16167, 17102, 25653, 26945, 32334, 42755, 51306, 53890, 80835, 85510, 128265, 159451, 161670, 256530, 318902, 478353, 797255, 956706, 1594510, 2391765, 2710667, 4783530, 5421334, 8132001, 13553335, 16264002, 27106670, 40660005, 81320010]

約数ペア:

[(1, 81320010), (2, 40660005), (3, 27106670), (5, 16264002), (6, 13553335), (10, 8132001), (15, 5421334), (17, 4783530), (30, 2710667), (34, 2391765), (51, 1594510), (85, 956706), (102, 797255), (170, 478353), (255, 318902), (317, 256530), (503, 161670), (510, 159451), (634, 128265), (951, 85510), (1006, 80835), (1509, 53890), (1585, 51306), (1902, 42755), (2515, 32334), (3018, 26945), (3170, 25653), (4755, 17102), (5030, 16167), (5389, 15090), (7545, 10778), (8551, 9510)]