77797160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277847}}^1$

素因数の和:277865

約数の個数: 32

約数和(自身を含む): 200050560

約数和(自身を除く): 122253400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 277847, 555694, 1111388, 1389235, 1944929, 2222776, 2778470, 3889858, 5556940, 7779716, 9724645, 11113880, 15559432, 19449290, 38898580, 77797160]

約数ペア:

[(1, 77797160), (2, 38898580), (4, 19449290), (5, 15559432), (7, 11113880), (8, 9724645), (10, 7779716), (14, 5556940), (20, 3889858), (28, 2778470), (35, 2222776), (40, 1944929), (56, 1389235), (70, 1111388), (140, 555694), (280, 277847)]