64724828

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 133539840

約数和(自身を除く): 68815012

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 137, 188, 274, 329, 359, 548, 658, 718, 959, 1316, 1436, 1918, 2513, 3836, 5026, 6439, 10052, 12878, 16873, 25756, 33746, 45073, 49183, 67492, 90146, 98366, 118111, 180292, 196732, 236222, 344281, 472444, 688562, 1377124, 2311601, 4623202, 9246404, 16181207, 32362414, 64724828]

約数ペア:

[(1, 64724828), (2, 32362414), (4, 16181207), (7, 9246404), (14, 4623202), (28, 2311601), (47, 1377124), (94, 688562), (137, 472444), (188, 344281), (274, 236222), (329, 196732), (359, 180292), (548, 118111), (658, 98366), (718, 90146), (959, 67492), (1316, 49183), (1436, 45073), (1918, 33746), (2513, 25756), (3836, 16873), (5026, 12878), (6439, 10052)]