1680452900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{55829}}^1$

素因数の和:55893

約数の個数: 72

約数和(自身を含む): 4264518720

約数和(自身を除く): 2584065820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 1075, 1204, 1505, 2150, 3010, 4300, 6020, 7525, 15050, 30100, 55829, 111658, 223316, 279145, 390803, 558290, 781606, 1116580, 1395725, 1563212, 1954015, 2400647, 2791450, 3908030, 4801294, 5582900, 7816060, 9602588, 9770075, 12003235, 16804529, 19540150, 24006470, 33609058, 39080300, 48012940, 60016175, 67218116, 84022645, 120032350, 168045290, 240064700, 336090580, 420113225, 840226450, 1680452900]

約数ペア:

[(1, 1680452900), (2, 840226450), (4, 420113225), (5, 336090580), (7, 240064700), (10, 168045290), (14, 120032350), (20, 84022645), (25, 67218116), (28, 60016175), (35, 48012940), (43, 39080300), (50, 33609058), (70, 24006470), (86, 19540150), (100, 16804529), (140, 12003235), (172, 9770075), (175, 9602588), (215, 7816060), (301, 5582900), (350, 4801294), (430, 3908030), (602, 2791450), (700, 2400647), (860, 1954015), (1075, 1563212), (1204, 1395725), (1505, 1116580), (2150, 781606), (3010, 558290), (4300, 390803), (6020, 279145), (7525, 223316), (15050, 111658), (30100, 55829)]