64009790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7349}}^1$

素因数の和:7436

約数の個数: 32

約数和(自身を含む): 125949600

約数和(自身を除く): 61939810

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 7349, 8710, 14698, 36745, 73490, 95537, 191074, 477685, 492383, 955370, 984766, 2461915, 4923830, 6400979, 12801958, 32004895, 64009790]

約数ペア:

[(1, 64009790), (2, 32004895), (5, 12801958), (10, 6400979), (13, 4923830), (26, 2461915), (65, 984766), (67, 955370), (130, 492383), (134, 477685), (335, 191074), (670, 95537), (871, 73490), (1742, 36745), (4355, 14698), (7349, 8710)]