64994672

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5557}}^1$

素因数の和:5625

約数の個数: 40

約数和(自身を含む): 136460016

約数和(自身を除く): 71465344

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5557, 5848, 11114, 11696, 22228, 44456, 88912, 94469, 188938, 238951, 377876, 477902, 755752, 955804, 1511504, 1911608, 3823216, 4062167, 8124334, 16248668, 32497336, 64994672]

約数ペア:

[(1, 64994672), (2, 32497336), (4, 16248668), (8, 8124334), (16, 4062167), (17, 3823216), (34, 1911608), (43, 1511504), (68, 955804), (86, 755752), (136, 477902), (172, 377876), (272, 238951), (344, 188938), (688, 94469), (731, 88912), (1462, 44456), (2924, 22228), (5557, 11696), (5848, 11114)]