81477736

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4373}}^1$

素因数の和:4533

約数の個数: 32

約数和(自身を含む): 162975240

約数和(自身を除く): 81497504

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137, 274, 548, 1096, 2329, 4373, 4658, 8746, 9316, 17492, 18632, 34984, 74341, 148682, 297364, 594728, 599101, 1198202, 2396404, 4792808, 10184717, 20369434, 40738868, 81477736]

約数ペア:

[(1, 81477736), (2, 40738868), (4, 20369434), (8, 10184717), (17, 4792808), (34, 2396404), (68, 1198202), (136, 599101), (137, 594728), (274, 297364), (548, 148682), (1096, 74341), (2329, 34984), (4373, 18632), (4658, 17492), (8746, 9316)]