129786380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 282326016

約数和(自身を除く): 152539636

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 254, 370, 508, 635, 740, 1270, 1381, 2540, 2762, 4699, 5524, 6905, 9398, 13810, 18796, 23495, 27620, 46990, 51097, 93980, 102194, 175387, 204388, 255485, 350774, 510970, 701548, 876935, 1021940, 1753870, 3507740, 6489319, 12978638, 25957276, 32446595, 64893190, 129786380]

約数ペア:

[(1, 129786380), (2, 64893190), (4, 32446595), (5, 25957276), (10, 12978638), (20, 6489319), (37, 3507740), (74, 1753870), (127, 1021940), (148, 876935), (185, 701548), (254, 510970), (370, 350774), (508, 255485), (635, 204388), (740, 175387), (1270, 102194), (1381, 93980), (2540, 51097), (2762, 46990), (4699, 27620), (5524, 23495), (6905, 18796), (9398, 13810)]