66575990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7213}}^1$

素因数の和:7304

約数の個数: 32

約数和(自身を含む): 130890816

約数和(自身を除く): 64314826

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 7213, 9230, 14426, 36065, 72130, 93769, 187538, 468845, 512123, 937690, 1024246, 2560615, 5121230, 6657599, 13315198, 33287995, 66575990]

約数ペア:

[(1, 66575990), (2, 33287995), (5, 13315198), (10, 6657599), (13, 5121230), (26, 2560615), (65, 1024246), (71, 937690), (130, 512123), (142, 468845), (355, 187538), (710, 93769), (923, 72130), (1846, 36065), (4615, 14426), (7213, 9230)]