77682020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{298777}}^1$

素因数の和:298799

約数の個数: 24

約数和(自身を含む): 175681464

約数和(自身を除く): 97999444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 298777, 597554, 1195108, 1493885, 2987770, 3884101, 5975540, 7768202, 15536404, 19420505, 38841010, 77682020]

約数ペア:

[(1, 77682020), (2, 38841010), (4, 19420505), (5, 15536404), (10, 7768202), (13, 5975540), (20, 3884101), (26, 2987770), (52, 1493885), (65, 1195108), (130, 597554), (260, 298777)]