51728768

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4441}}^1$

素因数の和:4475

約数の個数: 64

約数和(自身を含む): 126863520

約数和(自身を除く): 75134752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 4441, 5824, 8882, 11648, 17764, 31087, 35528, 57733, 62174, 71056, 115466, 124348, 142112, 230932, 248696, 284224, 404131, 461864, 497392, 568448, 808262, 923728, 994784, 1616524, 1847456, 1989568, 3233048, 3694912, 3979136, 6466096, 7389824, 12932192, 25864384, 51728768]

約数ペア:

[(1, 51728768), (2, 25864384), (4, 12932192), (7, 7389824), (8, 6466096), (13, 3979136), (14, 3694912), (16, 3233048), (26, 1989568), (28, 1847456), (32, 1616524), (52, 994784), (56, 923728), (64, 808262), (91, 568448), (104, 497392), (112, 461864), (128, 404131), (182, 284224), (208, 248696), (224, 230932), (364, 142112), (416, 124348), (448, 115466), (728, 71056), (832, 62174), (896, 57733), (1456, 35528), (1664, 31087), (2912, 17764), (4441, 11648), (5824, 8882)]