91387840

素因数分解:

$2^6\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1031}}^1$

素因数の和:1325

約数の個数: 56

約数和(自身を含む): 218614752

約数和(自身を除く): 127226912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 277, 320, 554, 1031, 1108, 1385, 2062, 2216, 2770, 4124, 4432, 5155, 5540, 8248, 8864, 10310, 11080, 16496, 17728, 20620, 22160, 32992, 41240, 44320, 65984, 82480, 88640, 164960, 285587, 329920, 571174, 1142348, 1427935, 2284696, 2855870, 4569392, 5711740, 9138784, 11423480, 18277568, 22846960, 45693920, 91387840]

約数ペア:

[(1, 91387840), (2, 45693920), (4, 22846960), (5, 18277568), (8, 11423480), (10, 9138784), (16, 5711740), (20, 4569392), (32, 2855870), (40, 2284696), (64, 1427935), (80, 1142348), (160, 571174), (277, 329920), (320, 285587), (554, 164960), (1031, 88640), (1108, 82480), (1385, 65984), (2062, 44320), (2216, 41240), (2770, 32992), (4124, 22160), (4432, 20620), (5155, 17728), (5540, 16496), (8248, 11080), (8864, 10310)]