70884580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{809}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 160982640

約数和(自身を除く): 90098060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 337, 674, 809, 1348, 1618, 1685, 3236, 3370, 4045, 4381, 6740, 8090, 8762, 10517, 16180, 17524, 21034, 21905, 42068, 43810, 52585, 87620, 105170, 210340, 272633, 545266, 1090532, 1363165, 2726330, 3544229, 5452660, 7088458, 14176916, 17721145, 35442290, 70884580]

約数ペア:

[(1, 70884580), (2, 35442290), (4, 17721145), (5, 14176916), (10, 7088458), (13, 5452660), (20, 3544229), (26, 2726330), (52, 1363165), (65, 1090532), (130, 545266), (260, 272633), (337, 210340), (674, 105170), (809, 87620), (1348, 52585), (1618, 43810), (1685, 42068), (3236, 21905), (3370, 21034), (4045, 17524), (4381, 16180), (6740, 10517), (8090, 8762)]