1980498349492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1307}}^1\times {\mathrm{30323}}^1$

素因数の和:31709

約数の個数: 72

約数和(自身を含む): 3859842254688

約数和(自身を除く): 1879343905196

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1307, 1612, 1922, 2614, 3844, 5228, 12493, 16991, 24986, 30323, 33982, 40517, 49972, 60646, 67964, 81034, 121292, 162068, 394199, 526721, 788398, 940013, 1053442, 1256027, 1576796, 1880026, 2106884, 2512054, 3760052, 5024108, 12220169, 16328351, 24440338, 29140403, 32656702, 39632161, 48880676, 58280806, 65313404, 79264322, 116561612, 158528644, 378825239, 515218093, 757650478, 1030436186, 1228596991, 1515300956, 2060872372, 2457193982, 4914387964, 15971760883, 31943521766, 38086506721, 63887043532, 76173013442, 152346026884, 495124587373, 990249174746, 1980498349492]

約数ペア:

[(1, 1980498349492), (2, 990249174746), (4, 495124587373), (13, 152346026884), (26, 76173013442), (31, 63887043532), (52, 38086506721), (62, 31943521766), (124, 15971760883), (403, 4914387964), (806, 2457193982), (961, 2060872372), (1307, 1515300956), (1612, 1228596991), (1922, 1030436186), (2614, 757650478), (3844, 515218093), (5228, 378825239), (12493, 158528644), (16991, 116561612), (24986, 79264322), (30323, 65313404), (33982, 58280806), (40517, 48880676), (49972, 39632161), (60646, 32656702), (67964, 29140403), (81034, 24440338), (121292, 16328351), (162068, 12220169), (394199, 5024108), (526721, 3760052), (788398, 2512054), (940013, 2106884), (1053442, 1880026), (1256027, 1576796)]