82311280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2087}}^1$

素因数の和:2146

約数の個数: 80

約数和(自身を含む): 209718720

約数和(自身を除く): 127407440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2087, 2320, 2465, 3944, 4174, 4930, 7888, 8348, 9860, 10435, 16696, 19720, 20870, 33392, 35479, 39440, 41740, 60523, 70958, 83480, 121046, 141916, 166960, 177395, 242092, 283832, 302615, 354790, 484184, 567664, 605230, 709580, 968368, 1028891, 1210460, 1419160, 2057782, 2420920, 2838320, 4115564, 4841840, 5144455, 8231128, 10288910, 16462256, 20577820, 41155640, 82311280]

約数ペア:

[(1, 82311280), (2, 41155640), (4, 20577820), (5, 16462256), (8, 10288910), (10, 8231128), (16, 5144455), (17, 4841840), (20, 4115564), (29, 2838320), (34, 2420920), (40, 2057782), (58, 1419160), (68, 1210460), (80, 1028891), (85, 968368), (116, 709580), (136, 605230), (145, 567664), (170, 484184), (232, 354790), (272, 302615), (290, 283832), (340, 242092), (464, 177395), (493, 166960), (580, 141916), (680, 121046), (986, 83480), (1160, 70958), (1360, 60523), (1972, 41740), (2087, 39440), (2320, 35479), (2465, 33392), (3944, 20870), (4174, 19720), (4930, 16696), (7888, 10435), (8348, 9860)]