20830075

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3217}}^1$

素因数の和:3271

約数の個数: 24

約数和(自身を含む): 30326432

約数和(自身を除く): 9496357

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 3217, 6475, 16085, 22519, 80425, 112595, 119029, 562975, 595145, 833203, 2975725, 4166015, 20830075]

約数ペア:

[(1, 20830075), (5, 4166015), (7, 2975725), (25, 833203), (35, 595145), (37, 562975), (175, 119029), (185, 112595), (259, 80425), (925, 22519), (1295, 16085), (3217, 6475)]