201548920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{36779}}^1$

素因数の和:36927

約数の個数: 32

約数和(自身を含む): 456807600

約数和(自身を除く): 255258680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 36779, 73558, 147116, 183895, 294232, 367790, 735580, 1471160, 5038723, 10077446, 20154892, 25193615, 40309784, 50387230, 100774460, 201548920]

約数ペア:

[(1, 201548920), (2, 100774460), (4, 50387230), (5, 40309784), (8, 25193615), (10, 20154892), (20, 10077446), (40, 5038723), (137, 1471160), (274, 735580), (548, 367790), (685, 294232), (1096, 183895), (1370, 147116), (2740, 73558), (5480, 36779)]