81914892

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 203451696

約数和(自身を除く): 121536804

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 59, 74, 106, 111, 118, 148, 159, 177, 212, 222, 236, 318, 354, 444, 636, 708, 1961, 2183, 3127, 3481, 3922, 4366, 5883, 6254, 6549, 6962, 7844, 8732, 9381, 10443, 11766, 12508, 13098, 13924, 18762, 20886, 23532, 26196, 37524, 41772, 115699, 128797, 184493, 231398, 257594, 347097, 368986, 386391, 462796, 515188, 553479, 694194, 737972, 772782, 1106958, 1388388, 1545564, 2213916, 6826241, 13652482, 20478723, 27304964, 40957446, 81914892]

約数ペア:

[(1, 81914892), (2, 40957446), (3, 27304964), (4, 20478723), (6, 13652482), (12, 6826241), (37, 2213916), (53, 1545564), (59, 1388388), (74, 1106958), (106, 772782), (111, 737972), (118, 694194), (148, 553479), (159, 515188), (177, 462796), (212, 386391), (222, 368986), (236, 347097), (318, 257594), (354, 231398), (444, 184493), (636, 128797), (708, 115699), (1961, 41772), (2183, 37524), (3127, 26196), (3481, 23532), (3922, 20886), (4366, 18762), (5883, 13924), (6254, 13098), (6549, 12508), (6962, 11766), (7844, 10443), (8732, 9381)]