866232016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 1855662480

約数和(自身を除く): 989430464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 89, 104, 146, 178, 208, 292, 356, 584, 641, 712, 949, 1157, 1168, 1282, 1424, 1898, 2314, 2564, 3796, 4628, 5128, 6497, 7592, 8333, 9256, 10256, 12994, 15184, 16666, 18512, 25988, 33332, 46793, 51976, 57049, 66664, 84461, 93586, 103952, 114098, 133328, 168922, 187172, 228196, 337844, 374344, 456392, 608309, 675688, 741637, 748688, 912784, 1216618, 1351376, 1483274, 2433236, 2966548, 4164577, 4866472, 5933096, 8329154, 9732944, 11866192, 16658308, 33316616, 54139501, 66633232, 108279002, 216558004, 433116008, 866232016]

約数ペア:

[(1, 866232016), (2, 433116008), (4, 216558004), (8, 108279002), (13, 66633232), (16, 54139501), (26, 33316616), (52, 16658308), (73, 11866192), (89, 9732944), (104, 8329154), (146, 5933096), (178, 4866472), (208, 4164577), (292, 2966548), (356, 2433236), (584, 1483274), (641, 1351376), (712, 1216618), (949, 912784), (1157, 748688), (1168, 741637), (1282, 675688), (1424, 608309), (1898, 456392), (2314, 374344), (2564, 337844), (3796, 228196), (4628, 187172), (5128, 168922), (6497, 133328), (7592, 114098), (8333, 103952), (9256, 93586), (10256, 84461), (12994, 66664), (15184, 57049), (16666, 51976), (18512, 46793), (25988, 33332)]