72967856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6619}}^1$

素因数の和:6693

約数の個数: 40

約数和(自身を含む): 155146320

約数和(自身を除く): 82178464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 6619, 11024, 13238, 26476, 52952, 86047, 105904, 172094, 344188, 350807, 688376, 701614, 1376752, 1403228, 2806456, 4560491, 5612912, 9120982, 18241964, 36483928, 72967856]

約数ペア:

[(1, 72967856), (2, 36483928), (4, 18241964), (8, 9120982), (13, 5612912), (16, 4560491), (26, 2806456), (52, 1403228), (53, 1376752), (104, 701614), (106, 688376), (208, 350807), (212, 344188), (424, 172094), (689, 105904), (848, 86047), (1378, 52952), (2756, 26476), (5512, 13238), (6619, 11024)]