97806640

素因数分解:

$2^4\times 5^1\times {\mathrm{1222583}}^1$

素因数の和:1222596

約数の個数: 20

約数和(自身を含む): 227400624

約数和(自身を除く): 129593984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1222583, 2445166, 4890332, 6112915, 9780664, 12225830, 19561328, 24451660, 48903320, 97806640]

約数ペア:

[(1, 97806640), (2, 48903320), (4, 24451660), (5, 19561328), (8, 12225830), (10, 9780664), (16, 6112915), (20, 4890332), (40, 2445166), (80, 1222583)]