90560000

素因数分解:

$2^9\times 5^4\times {\mathrm{283}}^1$

素因数の和:321

約数の個数: 100

約数和(自身を含む): 226905492

約数和(自身を除く): 136345492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 283, 320, 400, 500, 512, 566, 625, 640, 800, 1000, 1132, 1250, 1280, 1415, 1600, 2000, 2264, 2500, 2560, 2830, 3200, 4000, 4528, 5000, 5660, 6400, 7075, 8000, 9056, 10000, 11320, 12800, 14150, 16000, 18112, 20000, 22640, 28300, 32000, 35375, 36224, 40000, 45280, 56600, 64000, 70750, 72448, 80000, 90560, 113200, 141500, 144896, 160000, 176875, 181120, 226400, 283000, 320000, 353750, 362240, 452800, 566000, 707500, 724480, 905600, 1132000, 1415000, 1811200, 2264000, 2830000, 3622400, 4528000, 5660000, 9056000, 11320000, 18112000, 22640000, 45280000, 90560000]

約数ペア:

[(1, 90560000), (2, 45280000), (4, 22640000), (5, 18112000), (8, 11320000), (10, 9056000), (16, 5660000), (20, 4528000), (25, 3622400), (32, 2830000), (40, 2264000), (50, 1811200), (64, 1415000), (80, 1132000), (100, 905600), (125, 724480), (128, 707500), (160, 566000), (200, 452800), (250, 362240), (256, 353750), (283, 320000), (320, 283000), (400, 226400), (500, 181120), (512, 176875), (566, 160000), (625, 144896), (640, 141500), (800, 113200), (1000, 90560), (1132, 80000), (1250, 72448), (1280, 70750), (1415, 64000), (1600, 56600), (2000, 45280), (2264, 40000), (2500, 36224), (2560, 35375), (2830, 32000), (3200, 28300), (4000, 22640), (4528, 20000), (5000, 18112), (5660, 16000), (6400, 14150), (7075, 12800), (8000, 11320), (9056, 10000)]