180996816248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1\times {\mathrm{3209}}^1$

素因数の和:4520

約数の個数: 64

約数和(自身を含む): 360561067200

約数和(自身を除く): 179564250952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 641, 647, 1282, 1294, 2564, 2588, 3209, 5128, 5176, 6418, 10897, 10999, 12836, 21794, 21998, 25672, 43588, 43996, 54553, 87176, 87992, 109106, 218212, 414727, 436424, 829454, 1658908, 2056969, 2076223, 3317816, 4113938, 4152446, 7050359, 8227876, 8304892, 14100718, 16455752, 16609784, 28201436, 34968473, 35295791, 56402872, 69936946, 70591582, 139873892, 141183164, 279747784, 282366328, 1330858943, 2661717886, 5323435772, 10646871544, 22624602031, 45249204062, 90498408124, 180996816248]

約数ペア:

[(1, 180996816248), (2, 90498408124), (4, 45249204062), (8, 22624602031), (17, 10646871544), (34, 5323435772), (68, 2661717886), (136, 1330858943), (641, 282366328), (647, 279747784), (1282, 141183164), (1294, 139873892), (2564, 70591582), (2588, 69936946), (3209, 56402872), (5128, 35295791), (5176, 34968473), (6418, 28201436), (10897, 16609784), (10999, 16455752), (12836, 14100718), (21794, 8304892), (21998, 8227876), (25672, 7050359), (43588, 4152446), (43996, 4113938), (54553, 3317816), (87176, 2076223), (87992, 2056969), (109106, 1658908), (218212, 829454), (414727, 436424)]