85385820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109469}}^1$

素因数の和:109494

約数の個数: 48

約数和(自身を含む): 257473440

約数和(自身を除く): 172087620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109469, 218938, 328407, 437876, 547345, 656814, 1094690, 1313628, 1423097, 1642035, 2189380, 2846194, 3284070, 4269291, 5692388, 6568140, 7115485, 8538582, 14230970, 17077164, 21346455, 28461940, 42692910, 85385820]

約数ペア:

[(1, 85385820), (2, 42692910), (3, 28461940), (4, 21346455), (5, 17077164), (6, 14230970), (10, 8538582), (12, 7115485), (13, 6568140), (15, 5692388), (20, 4269291), (26, 3284070), (30, 2846194), (39, 2189380), (52, 1642035), (60, 1423097), (65, 1313628), (78, 1094690), (130, 656814), (156, 547345), (195, 437876), (260, 328407), (390, 218938), (780, 109469)]