81683790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73589}}^1$

素因数の和:73636

約数の個数: 32

約数和(自身を含む): 201342240

約数和(自身を除く): 119658450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 73589, 147178, 220767, 367945, 441534, 735890, 1103835, 2207670, 2722793, 5445586, 8168379, 13613965, 16336758, 27227930, 40841895, 81683790]

約数ペア:

[(1, 81683790), (2, 40841895), (3, 27227930), (5, 16336758), (6, 13613965), (10, 8168379), (15, 5445586), (30, 2722793), (37, 2207670), (74, 1103835), (111, 735890), (185, 441534), (222, 367945), (370, 220767), (555, 147178), (1110, 73589)]