225892784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 496468224

約数和(自身を除く): 270575440

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 53, 62, 104, 106, 124, 208, 212, 248, 403, 424, 496, 661, 689, 806, 848, 1322, 1378, 1612, 1643, 2644, 2756, 3224, 3286, 5288, 5512, 6448, 6572, 8593, 10576, 11024, 13144, 17186, 20491, 21359, 26288, 34372, 35033, 40982, 42718, 68744, 70066, 81964, 85436, 137488, 140132, 163928, 170872, 266383, 280264, 327856, 341744, 455429, 532766, 560528, 910858, 1065532, 1086023, 1821716, 2131064, 2172046, 3643432, 4262128, 4344092, 7286864, 8688184, 14118299, 17376368, 28236598, 56473196, 112946392, 225892784]

約数ペア:

[(1, 225892784), (2, 112946392), (4, 56473196), (8, 28236598), (13, 17376368), (16, 14118299), (26, 8688184), (31, 7286864), (52, 4344092), (53, 4262128), (62, 3643432), (104, 2172046), (106, 2131064), (124, 1821716), (208, 1086023), (212, 1065532), (248, 910858), (403, 560528), (424, 532766), (496, 455429), (661, 341744), (689, 327856), (806, 280264), (848, 266383), (1322, 170872), (1378, 163928), (1612, 140132), (1643, 137488), (2644, 85436), (2756, 81964), (3224, 70066), (3286, 68744), (5288, 42718), (5512, 40982), (6448, 35033), (6572, 34372), (8593, 26288), (10576, 21359), (11024, 20491), (13144, 17186)]