80724784

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5261}}^1$

素因数の和:5413

約数の個数: 40

約数和(自身を含む): 180086688

約数和(自身を除く): 99361904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 5261, 7672, 10522, 15344, 21044, 36827, 42088, 73654, 84176, 147308, 294616, 589232, 720757, 1441514, 2883028, 5045299, 5766056, 10090598, 11532112, 20181196, 40362392, 80724784]

約数ペア:

[(1, 80724784), (2, 40362392), (4, 20181196), (7, 11532112), (8, 10090598), (14, 5766056), (16, 5045299), (28, 2883028), (56, 1441514), (112, 720757), (137, 589232), (274, 294616), (548, 147308), (959, 84176), (1096, 73654), (1918, 42088), (2192, 36827), (3836, 21044), (5261, 15344), (7672, 10522)]