78132028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 160061440

約数和(自身を除く): 81929412

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 2551, 5102, 7657, 10204, 15314, 30628, 33163, 48469, 66326, 79081, 96938, 132652, 158162, 193876, 316324, 630097, 1028053, 1260194, 1502539, 2056106, 2520388, 3005078, 4112212, 6010156, 19533007, 39066014, 78132028]

約数ペア:

[(1, 78132028), (2, 39066014), (4, 19533007), (13, 6010156), (19, 4112212), (26, 3005078), (31, 2520388), (38, 2056106), (52, 1502539), (62, 1260194), (76, 1028053), (124, 630097), (247, 316324), (403, 193876), (494, 158162), (589, 132652), (806, 96938), (988, 79081), (1178, 66326), (1612, 48469), (2356, 33163), (2551, 30628), (5102, 15314), (7657, 10204)]