143130880

素因数分解:

$2^8\times 5^1\times {\mathrm{111821}}^1$

素因数の和:111842

約数の個数: 36

約数和(自身を含む): 342846252

約数和(自身を除く): 199715372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 111821, 223642, 447284, 559105, 894568, 1118210, 1789136, 2236420, 3578272, 4472840, 7156544, 8945680, 14313088, 17891360, 28626176, 35782720, 71565440, 143130880]

約数ペア:

[(1, 143130880), (2, 71565440), (4, 35782720), (5, 28626176), (8, 17891360), (10, 14313088), (16, 8945680), (20, 7156544), (32, 4472840), (40, 3578272), (64, 2236420), (80, 1789136), (128, 1118210), (160, 894568), (256, 559105), (320, 447284), (640, 223642), (1280, 111821)]