80548720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8461}}^1$

素因数の和:8498

約数の個数: 80

約数和(自身を含む): 226646208

約数和(自身を除く): 146097488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 8461, 9520, 16922, 33844, 42305, 59227, 67688, 84610, 118454, 135376, 143837, 169220, 236908, 287674, 296135, 338440, 473816, 575348, 592270, 676880, 719185, 947632, 1006859, 1150696, 1184540, 1438370, 2013718, 2301392, 2369080, 2876740, 4027436, 4738160, 5034295, 5753480, 8054872, 10068590, 11506960, 16109744, 20137180, 40274360, 80548720]

約数ペア:

[(1, 80548720), (2, 40274360), (4, 20137180), (5, 16109744), (7, 11506960), (8, 10068590), (10, 8054872), (14, 5753480), (16, 5034295), (17, 4738160), (20, 4027436), (28, 2876740), (34, 2369080), (35, 2301392), (40, 2013718), (56, 1438370), (68, 1184540), (70, 1150696), (80, 1006859), (85, 947632), (112, 719185), (119, 676880), (136, 592270), (140, 575348), (170, 473816), (238, 338440), (272, 296135), (280, 287674), (340, 236908), (476, 169220), (560, 143837), (595, 135376), (680, 118454), (952, 84610), (1190, 67688), (1360, 59227), (1904, 42305), (2380, 33844), (4760, 16922), (8461, 9520)]