71335670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{739}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 150329520

約数和(自身を除く): 78993850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 197, 245, 394, 490, 739, 985, 1379, 1478, 1970, 2758, 3695, 5173, 6895, 7390, 9653, 10346, 13790, 19306, 25865, 36211, 48265, 51730, 72422, 96530, 145583, 181055, 291166, 362110, 727915, 1019081, 1455830, 2038162, 5095405, 7133567, 10190810, 14267134, 35667835, 71335670]

約数ペア:

[(1, 71335670), (2, 35667835), (5, 14267134), (7, 10190810), (10, 7133567), (14, 5095405), (35, 2038162), (49, 1455830), (70, 1019081), (98, 727915), (197, 362110), (245, 291166), (394, 181055), (490, 145583), (739, 96530), (985, 72422), (1379, 51730), (1478, 48265), (1970, 36211), (2758, 25865), (3695, 19306), (5173, 13790), (6895, 10346), (7390, 9653)]