66535690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7639}}^1$

素因数の和:7726

約数の個数: 32

約数和(自身を含む): 130919040

約数和(自身を除く): 64383350

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 7639, 8710, 15278, 38195, 76390, 99307, 198614, 496535, 511813, 993070, 1023626, 2559065, 5118130, 6653569, 13307138, 33267845, 66535690]

約数ペア:

[(1, 66535690), (2, 33267845), (5, 13307138), (10, 6653569), (13, 5118130), (26, 2559065), (65, 1023626), (67, 993070), (130, 511813), (134, 496535), (335, 198614), (670, 99307), (871, 76390), (1742, 38195), (4355, 15278), (7639, 8710)]