70898896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 140616000

約数和(自身を除く): 69717104

約数列:

[1, 2, 4, 8, 16, 71, 139, 142, 278, 284, 449, 556, 568, 898, 1112, 1136, 1796, 2224, 3592, 7184, 9869, 19738, 31879, 39476, 62411, 63758, 78952, 124822, 127516, 157904, 249644, 255032, 499288, 510064, 998576, 4431181, 8862362, 17724724, 35449448, 70898896]

約数ペア:

[(1, 70898896), (2, 35449448), (4, 17724724), (8, 8862362), (16, 4431181), (71, 998576), (139, 510064), (142, 499288), (278, 255032), (284, 249644), (449, 157904), (556, 127516), (568, 124822), (898, 78952), (1112, 63758), (1136, 62411), (1796, 39476), (2224, 31879), (3592, 19738), (7184, 9869)]