81598816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2687}}^1$

素因数の和:2783

約数の個数: 48

約数和(自身を含む): 175440384

約数和(自身を除く): 93841568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 949, 1168, 1898, 2336, 2687, 3796, 5374, 7592, 10748, 15184, 21496, 30368, 34931, 42992, 69862, 85984, 139724, 196151, 279448, 392302, 558896, 784604, 1117792, 1569208, 2549963, 3138416, 5099926, 6276832, 10199852, 20399704, 40799408, 81598816]

約数ペア:

[(1, 81598816), (2, 40799408), (4, 20399704), (8, 10199852), (13, 6276832), (16, 5099926), (26, 3138416), (32, 2549963), (52, 1569208), (73, 1117792), (104, 784604), (146, 558896), (208, 392302), (292, 279448), (416, 196151), (584, 139724), (949, 85984), (1168, 69862), (1898, 42992), (2336, 34931), (2687, 30368), (3796, 21496), (5374, 15184), (7592, 10748)]