72288580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39719}}^1$

素因数の和:39748

約数の個数: 48

約数和(自身を含む): 186842880

約数和(自身を除く): 114554300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 39719, 79438, 158876, 198595, 278033, 397190, 516347, 556066, 794380, 1032694, 1112132, 1390165, 2065388, 2581735, 2780330, 3614429, 5163470, 5560660, 7228858, 10326940, 14457716, 18072145, 36144290, 72288580]

約数ペア:

[(1, 72288580), (2, 36144290), (4, 18072145), (5, 14457716), (7, 10326940), (10, 7228858), (13, 5560660), (14, 5163470), (20, 3614429), (26, 2780330), (28, 2581735), (35, 2065388), (52, 1390165), (65, 1112132), (70, 1032694), (91, 794380), (130, 556066), (140, 516347), (182, 397190), (260, 278033), (364, 198595), (455, 158876), (910, 79438), (1820, 39719)]