990459584

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{1361}}^1$

素因数の和:1593

約数の個数: 56

約数和(自身を含む): 2005114608

約数和(自身を除く): 1014655024

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 137, 166, 274, 332, 548, 664, 1096, 1328, 1361, 2192, 2656, 2722, 4384, 5312, 5444, 8768, 10888, 11371, 21776, 22742, 43552, 45484, 87104, 90968, 112963, 181936, 186457, 225926, 363872, 372914, 451852, 727744, 745828, 903704, 1491656, 1807408, 2983312, 3614816, 5966624, 7229632, 11933248, 15475931, 30951862, 61903724, 123807448, 247614896, 495229792, 990459584]

約数ペア:

[(1, 990459584), (2, 495229792), (4, 247614896), (8, 123807448), (16, 61903724), (32, 30951862), (64, 15475931), (83, 11933248), (137, 7229632), (166, 5966624), (274, 3614816), (332, 2983312), (548, 1807408), (664, 1491656), (1096, 903704), (1328, 745828), (1361, 727744), (2192, 451852), (2656, 372914), (2722, 363872), (4384, 225926), (5312, 186457), (5444, 181936), (8768, 112963), (10888, 90968), (11371, 87104), (21776, 45484), (22742, 43552)]