6465969680

素因数分解:

$2^4\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{66413}}^1$

素因数の和:67643

約数の個数: 40

約数和(自身を含む): 15045958872

約数和(自身を除く): 8579989192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217, 2434, 4868, 6085, 9736, 12170, 19472, 24340, 48680, 66413, 97360, 132826, 265652, 332065, 531304, 664130, 1062608, 1328260, 2656520, 5313040, 80824621, 161649242, 323298484, 404123105, 646596968, 808246210, 1293193936, 1616492420, 3232984840, 6465969680]

約数ペア:

[(1, 6465969680), (2, 3232984840), (4, 1616492420), (5, 1293193936), (8, 808246210), (10, 646596968), (16, 404123105), (20, 323298484), (40, 161649242), (80, 80824621), (1217, 5313040), (2434, 2656520), (4868, 1328260), (6085, 1062608), (9736, 664130), (12170, 531304), (19472, 332065), (24340, 265652), (48680, 132826), (66413, 97360)]