64787300

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{4729}}^1$

素因数の和:4880

約数の個数: 36

約数和(自身を含む): 141644580

約数和(自身を除く): 76857280

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 2740, 3425, 4729, 6850, 9458, 13700, 18916, 23645, 47290, 94580, 118225, 236450, 472900, 647873, 1295746, 2591492, 3239365, 6478730, 12957460, 16196825, 32393650, 64787300]

約数ペア:

[(1, 64787300), (2, 32393650), (4, 16196825), (5, 12957460), (10, 6478730), (20, 3239365), (25, 2591492), (50, 1295746), (100, 647873), (137, 472900), (274, 236450), (548, 118225), (685, 94580), (1370, 47290), (2740, 23645), (3425, 18916), (4729, 13700), (6850, 9458)]