81153720436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{13516609}}^1$

素因数の和:13516711

約数の個数: 24

約数和(自身を含む): 151386032000

約数和(自身を除く): 70232311564

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 6004, 13516609, 27033218, 54066436, 256815571, 513631142, 1027262284, 1067812111, 2135624222, 4271248444, 20288430109, 40576860218, 81153720436]

約数ペア:

[(1, 81153720436), (2, 40576860218), (4, 20288430109), (19, 4271248444), (38, 2135624222), (76, 1067812111), (79, 1027262284), (158, 513631142), (316, 256815571), (1501, 54066436), (3002, 27033218), (6004, 13516609)]