81608632

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5261}}^1$

素因数の和:5551

約数の個数: 32

約数和(自身を含む): 175540320

約数和(自身を除く): 93931688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1939, 2216, 3878, 5261, 7756, 10522, 15512, 21044, 36827, 42088, 73654, 147308, 294616, 1457297, 2914594, 5829188, 10201079, 11658376, 20402158, 40804316, 81608632]

約数ペア:

[(1, 81608632), (2, 40804316), (4, 20402158), (7, 11658376), (8, 10201079), (14, 5829188), (28, 2914594), (56, 1457297), (277, 294616), (554, 147308), (1108, 73654), (1939, 42088), (2216, 36827), (3878, 21044), (5261, 15512), (7756, 10522)]