66481168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2333}}^1$

素因数の和:2491

約数の個数: 40

約数和(自身を含む): 139787928

約数和(自身を除く): 73306760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 2333, 3562, 4666, 7124, 9332, 14248, 18664, 28496, 30329, 37328, 60658, 121316, 242632, 319621, 485264, 639242, 1278484, 2556968, 4155073, 5113936, 8310146, 16620292, 33240584, 66481168]

約数ペア:

[(1, 66481168), (2, 33240584), (4, 16620292), (8, 8310146), (13, 5113936), (16, 4155073), (26, 2556968), (52, 1278484), (104, 639242), (137, 485264), (208, 319621), (274, 242632), (548, 121316), (1096, 60658), (1781, 37328), (2192, 30329), (2333, 28496), (3562, 18664), (4666, 14248), (7124, 9332)]