68785904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{390829}}^1$

素因数の和:390848

約数の個数: 20

約数和(自身を含む): 145388760

約数和(自身を除く): 76602856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 390829, 781658, 1563316, 3126632, 4299119, 6253264, 8598238, 17196476, 34392952, 68785904]

約数ペア:

[(1, 68785904), (2, 34392952), (4, 17196476), (8, 8598238), (11, 6253264), (16, 4299119), (22, 3126632), (44, 1563316), (88, 781658), (176, 390829)]