77135140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1373}}^1$

素因数の和:1488

約数の個数: 36

約数和(自身を含む): 165218004

約数和(自身を除く): 88082864

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1373, 2746, 2809, 5492, 5618, 6865, 11236, 13730, 14045, 27460, 28090, 56180, 72769, 145538, 291076, 363845, 727690, 1455380, 3856757, 7713514, 15427028, 19283785, 38567570, 77135140]

約数ペア:

[(1, 77135140), (2, 38567570), (4, 19283785), (5, 15427028), (10, 7713514), (20, 3856757), (53, 1455380), (106, 727690), (212, 363845), (265, 291076), (530, 145538), (1060, 72769), (1373, 56180), (2746, 28090), (2809, 27460), (5492, 14045), (5618, 13730), (6865, 11236)]