68638768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{683}}^1$

素因数の和:1273

約数の個数: 40

約数和(自身を含む): 145544256

約数和(自身を除く): 76905488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 571, 683, 1142, 1366, 2284, 2732, 4568, 5464, 6281, 7513, 9136, 10928, 12562, 15026, 25124, 30052, 50248, 60104, 100496, 120208, 389993, 779986, 1559972, 3119944, 4289923, 6239888, 8579846, 17159692, 34319384, 68638768]

約数ペア:

[(1, 68638768), (2, 34319384), (4, 17159692), (8, 8579846), (11, 6239888), (16, 4289923), (22, 3119944), (44, 1559972), (88, 779986), (176, 389993), (571, 120208), (683, 100496), (1142, 60104), (1366, 50248), (2284, 30052), (2732, 25124), (4568, 15026), (5464, 12562), (6281, 10928), (7513, 9136)]