228125690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{19717}}^1$

素因数の和:19826

約数の個数: 32

約数和(自身を含む): 447204240

約数和(自身を除く): 219078550

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 19717, 39434, 98585, 197170, 256321, 512642, 1281605, 1754813, 2563210, 3509626, 8774065, 17548130, 22812569, 45625138, 114062845, 228125690]

約数ペア:

[(1, 228125690), (2, 114062845), (5, 45625138), (10, 22812569), (13, 17548130), (26, 8774065), (65, 3509626), (89, 2563210), (130, 1754813), (178, 1281605), (445, 512642), (890, 256321), (1157, 197170), (2314, 98585), (5785, 39434), (11570, 19717)]