70899568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{72643}}^1$

素因数の和:72712

約数の個数: 20

約数和(自身を含む): 139621768

約数和(自身を除く): 68722200

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 72643, 145286, 290572, 581144, 1162288, 4431223, 8862446, 17724892, 35449784, 70899568]

約数ペア:

[(1, 70899568), (2, 35449784), (4, 17724892), (8, 8862446), (16, 4431223), (61, 1162288), (122, 581144), (244, 290572), (488, 145286), (976, 72643)]