6400823840

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{102841}}^1$

素因数の和:103245

約数の個数: 48

約数和(自身を含む): 15160967640

約数和(自身を除く): 8760143800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 12448, 15560, 31120, 62240, 102841, 205682, 411364, 514205, 822728, 1028410, 1645456, 2056820, 3290912, 4113640, 8227280, 16454560, 40005149, 80010298, 160020596, 200025745, 320041192, 400051490, 640082384, 800102980, 1280164768, 1600205960, 3200411920, 6400823840]

約数ペア:

[(1, 6400823840), (2, 3200411920), (4, 1600205960), (5, 1280164768), (8, 800102980), (10, 640082384), (16, 400051490), (20, 320041192), (32, 200025745), (40, 160020596), (80, 80010298), (160, 40005149), (389, 16454560), (778, 8227280), (1556, 4113640), (1945, 3290912), (3112, 2056820), (3890, 1645456), (6224, 1028410), (7780, 822728), (12448, 514205), (15560, 411364), (31120, 205682), (62240, 102841)]