169401856

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:883

約数の個数: 80

約数和(自身を含む): 376725888

約数和(自身を除く): 207324032

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 821, 832, 992, 1612, 1642, 1664, 1984, 3224, 3284, 3328, 3968, 6448, 6568, 6656, 7936, 10673, 12896, 13136, 15872, 21346, 25451, 25792, 26272, 42692, 50902, 51584, 52544, 85384, 101804, 103168, 105088, 170768, 203608, 206336, 210176, 330863, 341536, 407216, 420352, 661726, 683072, 814432, 1323452, 1366144, 1628864, 2646904, 2732288, 3257728, 5293808, 5464576, 6515456, 10587616, 13030912, 21175232, 42350464, 84700928, 169401856]

約数ペア:

[(1, 169401856), (2, 84700928), (4, 42350464), (8, 21175232), (13, 13030912), (16, 10587616), (26, 6515456), (31, 5464576), (32, 5293808), (52, 3257728), (62, 2732288), (64, 2646904), (104, 1628864), (124, 1366144), (128, 1323452), (208, 814432), (248, 683072), (256, 661726), (403, 420352), (416, 407216), (496, 341536), (512, 330863), (806, 210176), (821, 206336), (832, 203608), (992, 170768), (1612, 105088), (1642, 103168), (1664, 101804), (1984, 85384), (3224, 52544), (3284, 51584), (3328, 50902), (3968, 42692), (6448, 26272), (6568, 25792), (6656, 25451), (7936, 21346), (10673, 15872), (12896, 13136)]