78127264

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 157743936

約数和(自身を除く): 79616672

約数列:

[1, 2, 4, 8, 16, 32, 71, 137, 142, 251, 274, 284, 502, 548, 568, 1004, 1096, 1136, 2008, 2192, 2272, 4016, 4384, 8032, 9727, 17821, 19454, 34387, 35642, 38908, 68774, 71284, 77816, 137548, 142568, 155632, 275096, 285136, 311264, 550192, 570272, 1100384, 2441477, 4882954, 9765908, 19531816, 39063632, 78127264]

約数ペア:

[(1, 78127264), (2, 39063632), (4, 19531816), (8, 9765908), (16, 4882954), (32, 2441477), (71, 1100384), (137, 570272), (142, 550192), (251, 311264), (274, 285136), (284, 275096), (502, 155632), (548, 142568), (568, 137548), (1004, 77816), (1096, 71284), (1136, 68774), (2008, 38908), (2192, 35642), (2272, 34387), (4016, 19454), (4384, 17821), (8032, 9727)]