81827636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 162654912

約数和(自身を除く): 80827276

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 164, 268, 451, 677, 737, 902, 1354, 1474, 1804, 2708, 2747, 2948, 5494, 7447, 10988, 14894, 27757, 29788, 30217, 45359, 55514, 60434, 90718, 111028, 120868, 181436, 305327, 498949, 610654, 997898, 1221308, 1859719, 1995796, 3719438, 7438876, 20456909, 40913818, 81827636]

約数ペア:

[(1, 81827636), (2, 40913818), (4, 20456909), (11, 7438876), (22, 3719438), (41, 1995796), (44, 1859719), (67, 1221308), (82, 997898), (134, 610654), (164, 498949), (268, 305327), (451, 181436), (677, 120868), (737, 111028), (902, 90718), (1354, 60434), (1474, 55514), (1804, 45359), (2708, 30217), (2747, 29788), (2948, 27757), (5494, 14894), (7447, 10988)]