81821152

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11783}}^1$

素因数の和:11831

約数の個数: 48

約数和(自身を含む): 190052352

約数和(自身を除く): 108231200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 11783, 23566, 47132, 82481, 94264, 164962, 188528, 329924, 365273, 377056, 659848, 730546, 1319696, 1461092, 2556911, 2639392, 2922184, 5113822, 5844368, 10227644, 11688736, 20455288, 40910576, 81821152]

約数ペア:

[(1, 81821152), (2, 40910576), (4, 20455288), (7, 11688736), (8, 10227644), (14, 5844368), (16, 5113822), (28, 2922184), (31, 2639392), (32, 2556911), (56, 1461092), (62, 1319696), (112, 730546), (124, 659848), (217, 377056), (224, 365273), (248, 329924), (434, 188528), (496, 164962), (868, 94264), (992, 82481), (1736, 47132), (3472, 23566), (6944, 11783)]