77640080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7297}}^1$

素因数の和:7336

約数の個数: 80

約数和(自身を含む): 217188480

約数和(自身を除く): 139548400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7297, 10640, 14594, 29188, 36485, 51079, 58376, 72970, 102158, 116752, 138643, 145940, 204316, 255395, 277286, 291880, 408632, 510790, 554572, 583760, 693215, 817264, 970501, 1021580, 1109144, 1386430, 1941002, 2043160, 2218288, 2772860, 3882004, 4086320, 4852505, 5545720, 7764008, 9705010, 11091440, 15528016, 19410020, 38820040, 77640080]

約数ペア:

[(1, 77640080), (2, 38820040), (4, 19410020), (5, 15528016), (7, 11091440), (8, 9705010), (10, 7764008), (14, 5545720), (16, 4852505), (19, 4086320), (20, 3882004), (28, 2772860), (35, 2218288), (38, 2043160), (40, 1941002), (56, 1386430), (70, 1109144), (76, 1021580), (80, 970501), (95, 817264), (112, 693215), (133, 583760), (140, 554572), (152, 510790), (190, 408632), (266, 291880), (280, 277286), (304, 255395), (380, 204316), (532, 145940), (560, 138643), (665, 116752), (760, 102158), (1064, 72970), (1330, 58376), (1520, 51079), (2128, 36485), (2660, 29188), (5320, 14594), (7297, 10640)]