90479680

素因数分解:

$2^6\times 5^1\times {\mathrm{433}}^1\times {\mathrm{653}}^1$

素因数の和:1103

約数の個数: 56

約数和(自身を含む): 216283032

約数和(自身を除く): 125803352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 433, 653, 866, 1306, 1732, 2165, 2612, 3265, 3464, 4330, 5224, 6530, 6928, 8660, 10448, 13060, 13856, 17320, 20896, 26120, 27712, 34640, 41792, 52240, 69280, 104480, 138560, 208960, 282749, 565498, 1130996, 1413745, 2261992, 2827490, 4523984, 5654980, 9047968, 11309960, 18095936, 22619920, 45239840, 90479680]

約数ペア:

[(1, 90479680), (2, 45239840), (4, 22619920), (5, 18095936), (8, 11309960), (10, 9047968), (16, 5654980), (20, 4523984), (32, 2827490), (40, 2261992), (64, 1413745), (80, 1130996), (160, 565498), (320, 282749), (433, 208960), (653, 138560), (866, 104480), (1306, 69280), (1732, 52240), (2165, 41792), (2612, 34640), (3265, 27712), (3464, 26120), (4330, 20896), (5224, 17320), (6530, 13856), (6928, 13060), (8660, 10448)]