138601598980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6747887}}^1$

素因数の和:6747988

約数の個数: 48

約数和(自身を含む): 317420651520

約数和(自身を除く): 178819052540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 6747887, 13495774, 26991548, 33739435, 67478870, 87722531, 134957740, 175445062, 350890124, 438612655, 533083073, 877225310, 1066166146, 1754450620, 2132332292, 2665415365, 5330830730, 6930079949, 10661661460, 13860159898, 27720319796, 34650399745, 69300799490, 138601598980]

約数ペア:

[(1, 138601598980), (2, 69300799490), (4, 34650399745), (5, 27720319796), (10, 13860159898), (13, 10661661460), (20, 6930079949), (26, 5330830730), (52, 2665415365), (65, 2132332292), (79, 1754450620), (130, 1066166146), (158, 877225310), (260, 533083073), (316, 438612655), (395, 350890124), (790, 175445062), (1027, 134957740), (1580, 87722531), (2054, 67478870), (4108, 33739435), (5135, 26991548), (10270, 13495774), (20540, 6747887)]