25877916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 68148080

約数和(自身を除く): 42270164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 129, 146, 172, 219, 229, 258, 292, 387, 438, 458, 516, 657, 687, 774, 876, 916, 1314, 1374, 1548, 2061, 2628, 2748, 3139, 4122, 6278, 8244, 9417, 9847, 12556, 16717, 18834, 19694, 28251, 29541, 33434, 37668, 39388, 50151, 56502, 59082, 66868, 88623, 100302, 113004, 118164, 150453, 177246, 200604, 300906, 354492, 601812, 718831, 1437662, 2156493, 2875324, 4312986, 6469479, 8625972, 12938958, 25877916]

約数ペア:

[(1, 25877916), (2, 12938958), (3, 8625972), (4, 6469479), (6, 4312986), (9, 2875324), (12, 2156493), (18, 1437662), (36, 718831), (43, 601812), (73, 354492), (86, 300906), (129, 200604), (146, 177246), (172, 150453), (219, 118164), (229, 113004), (258, 100302), (292, 88623), (387, 66868), (438, 59082), (458, 56502), (516, 50151), (657, 39388), (687, 37668), (774, 33434), (876, 29541), (916, 28251), (1314, 19694), (1374, 18834), (1548, 16717), (2061, 12556), (2628, 9847), (2748, 9417), (3139, 8244), (4122, 6278)]