77632420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 170054640

約数和(自身を除く): 92422220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 548, 580, 685, 977, 1370, 1954, 2740, 3908, 3973, 4885, 7946, 9770, 15892, 19540, 19865, 28333, 39730, 56666, 79460, 113332, 133849, 141665, 267698, 283330, 535396, 566660, 669245, 1338490, 2676980, 3881621, 7763242, 15526484, 19408105, 38816210, 77632420]

約数ペア:

[(1, 77632420), (2, 38816210), (4, 19408105), (5, 15526484), (10, 7763242), (20, 3881621), (29, 2676980), (58, 1338490), (116, 669245), (137, 566660), (145, 535396), (274, 283330), (290, 267698), (548, 141665), (580, 133849), (685, 113332), (977, 79460), (1370, 56666), (1954, 39730), (2740, 28333), (3908, 19865), (3973, 19540), (4885, 15892), (7946, 9770)]