65982380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{41761}}^1$

素因数の和:41849

約数の個数: 24

約数和(自身を含む): 140320320

約数和(自身を除く): 74337940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 41761, 83522, 167044, 208805, 417610, 835220, 3299119, 6598238, 13196476, 16495595, 32991190, 65982380]

約数ペア:

[(1, 65982380), (2, 32991190), (4, 16495595), (5, 13196476), (10, 6598238), (20, 3299119), (79, 835220), (158, 417610), (316, 208805), (395, 167044), (790, 83522), (1580, 41761)]