81131200

素因数分解:

$2^6\times 5^2\times {\mathrm{50707}}^1$

素因数の和:50729

約数の個数: 42

約数和(自身を含む): 199637396

約数和(自身を除く): 118506196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 50707, 101414, 202828, 253535, 405656, 507070, 811312, 1014140, 1267675, 1622624, 2028280, 2535350, 3245248, 4056560, 5070700, 8113120, 10141400, 16226240, 20282800, 40565600, 81131200]

約数ペア:

[(1, 81131200), (2, 40565600), (4, 20282800), (5, 16226240), (8, 10141400), (10, 8113120), (16, 5070700), (20, 4056560), (25, 3245248), (32, 2535350), (40, 2028280), (50, 1622624), (64, 1267675), (80, 1014140), (100, 811312), (160, 507070), (200, 405656), (320, 253535), (400, 202828), (800, 101414), (1600, 50707)]