664778870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1759}}^1\times {\mathrm{5399}}^1$

素因数の和:7172

約数の個数: 32

約数和(自身を含む): 1368576000

約数和(自身を除く): 703797130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1759, 3518, 5399, 8795, 10798, 12313, 17590, 24626, 26995, 37793, 53990, 61565, 75586, 123130, 188965, 377930, 9496841, 18993682, 47484205, 66477887, 94968410, 132955774, 332389435, 664778870]

約数ペア:

[(1, 664778870), (2, 332389435), (5, 132955774), (7, 94968410), (10, 66477887), (14, 47484205), (35, 18993682), (70, 9496841), (1759, 377930), (3518, 188965), (5399, 123130), (8795, 75586), (10798, 61565), (12313, 53990), (17590, 37793), (24626, 26995)]