80777816

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 190656000

約数和(自身を除く): 109878184

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 79, 124, 133, 152, 158, 217, 248, 266, 316, 434, 532, 553, 589, 632, 868, 961, 1064, 1106, 1178, 1501, 1736, 1922, 2212, 2356, 2449, 3002, 3844, 4123, 4424, 4712, 4898, 6004, 6727, 7688, 8246, 9796, 10507, 12008, 13454, 16492, 17143, 18259, 19592, 21014, 26908, 32984, 34286, 36518, 42028, 46531, 53816, 68572, 73036, 75919, 84056, 93062, 127813, 137144, 146072, 151838, 186124, 255626, 303676, 325717, 372248, 511252, 531433, 607352, 651434, 1022504, 1062866, 1302868, 1442461, 2125732, 2605736, 2884922, 4251464, 5769844, 10097227, 11539688, 20194454, 40388908, 80777816]

約数ペア:

[(1, 80777816), (2, 40388908), (4, 20194454), (7, 11539688), (8, 10097227), (14, 5769844), (19, 4251464), (28, 2884922), (31, 2605736), (38, 2125732), (56, 1442461), (62, 1302868), (76, 1062866), (79, 1022504), (124, 651434), (133, 607352), (152, 531433), (158, 511252), (217, 372248), (248, 325717), (266, 303676), (316, 255626), (434, 186124), (532, 151838), (553, 146072), (589, 137144), (632, 127813), (868, 93062), (961, 84056), (1064, 75919), (1106, 73036), (1178, 68572), (1501, 53816), (1736, 46531), (1922, 42028), (2212, 36518), (2356, 34286), (2449, 32984), (3002, 26908), (3844, 21014), (4123, 19592), (4424, 18259), (4712, 17143), (4898, 16492), (6004, 13454), (6727, 12008), (7688, 10507), (8246, 9796)]