80198385

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 130690560

約数和(自身を除く): 50492175

約数列:

[1, 3, 5, 15, 109, 181, 271, 327, 543, 545, 813, 905, 1355, 1635, 2715, 4065, 19729, 29539, 49051, 59187, 88617, 98645, 147153, 147695, 245255, 295935, 443085, 735765, 5346559, 16039677, 26732795, 80198385]

約数ペア:

[(1, 80198385), (3, 26732795), (5, 16039677), (15, 5346559), (109, 735765), (181, 443085), (271, 295935), (327, 245255), (543, 147695), (545, 147153), (813, 98645), (905, 88617), (1355, 59187), (1635, 49051), (2715, 29539), (4065, 19729)]