72010064

素因数分解:

$2^4\times 7^1\times {\mathrm{642947}}^1$

素因数の和:642962

約数の個数: 20

約数和(自身を含む): 159451104

約数和(自身を除く): 87441040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 642947, 1285894, 2571788, 4500629, 5143576, 9001258, 10287152, 18002516, 36005032, 72010064]

約数ペア:

[(1, 72010064), (2, 36005032), (4, 18002516), (7, 10287152), (8, 9001258), (14, 5143576), (16, 4500629), (28, 2571788), (56, 1285894), (112, 642947)]