75547779620

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2137}}^1\times {\mathrm{2153}}^1$

素因数の和:5120

約数の個数: 48

約数和(自身を含む): 158991720048

約数和(自身を除く): 83443940428

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 2137, 2153, 3284, 4105, 4274, 4306, 8210, 8548, 8612, 10685, 10765, 16420, 21370, 21530, 42740, 43060, 1754477, 1767613, 3508954, 3535226, 4600961, 7017908, 7070452, 8772385, 8838065, 9201922, 17544770, 17676130, 18403844, 23004805, 35089540, 35352260, 46009610, 92019220, 3777388981, 7554777962, 15109555924, 18886944905, 37773889810, 75547779620]

約数ペア:

[(1, 75547779620), (2, 37773889810), (4, 18886944905), (5, 15109555924), (10, 7554777962), (20, 3777388981), (821, 92019220), (1642, 46009610), (2137, 35352260), (2153, 35089540), (3284, 23004805), (4105, 18403844), (4274, 17676130), (4306, 17544770), (8210, 9201922), (8548, 8838065), (8612, 8772385), (10685, 7070452), (10765, 7017908), (16420, 4600961), (21370, 3535226), (21530, 3508954), (42740, 1767613), (43060, 1754477)]