55189888

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1$

素因数の和:1995

約数の個数: 64

約数和(自身を含む): 125435520

約数和(自身を除く): 70245632

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1664, 1768, 1951, 2176, 3536, 3902, 7072, 7804, 14144, 15608, 25363, 28288, 31216, 33167, 50726, 62432, 66334, 101452, 124864, 132668, 202904, 249728, 265336, 405808, 431171, 530672, 811616, 862342, 1061344, 1623232, 1724684, 2122688, 3246464, 3449368, 4245376, 6898736, 13797472, 27594944, 55189888]

約数ペア:

[(1, 55189888), (2, 27594944), (4, 13797472), (8, 6898736), (13, 4245376), (16, 3449368), (17, 3246464), (26, 2122688), (32, 1724684), (34, 1623232), (52, 1061344), (64, 862342), (68, 811616), (104, 530672), (128, 431171), (136, 405808), (208, 265336), (221, 249728), (272, 202904), (416, 132668), (442, 124864), (544, 101452), (832, 66334), (884, 62432), (1088, 50726), (1664, 33167), (1768, 31216), (1951, 28288), (2176, 25363), (3536, 15608), (3902, 14144), (7072, 7804)]