66566864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 160406400

約数和(自身を除く): 93839536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 131, 182, 208, 262, 349, 364, 524, 698, 728, 917, 1048, 1396, 1456, 1703, 1834, 2096, 2443, 2792, 3406, 3668, 4537, 4886, 5584, 6812, 7336, 9074, 9772, 11921, 13624, 14672, 18148, 19544, 23842, 27248, 31759, 36296, 39088, 45719, 47684, 63518, 72592, 91438, 95368, 127036, 182876, 190736, 254072, 320033, 365752, 508144, 594347, 640066, 731504, 1188694, 1280132, 2377388, 2560264, 4160429, 4754776, 5120528, 8320858, 9509552, 16641716, 33283432, 66566864]

約数ペア:

[(1, 66566864), (2, 33283432), (4, 16641716), (7, 9509552), (8, 8320858), (13, 5120528), (14, 4754776), (16, 4160429), (26, 2560264), (28, 2377388), (52, 1280132), (56, 1188694), (91, 731504), (104, 640066), (112, 594347), (131, 508144), (182, 365752), (208, 320033), (262, 254072), (349, 190736), (364, 182876), (524, 127036), (698, 95368), (728, 91438), (917, 72592), (1048, 63518), (1396, 47684), (1456, 45719), (1703, 39088), (1834, 36296), (2096, 31759), (2443, 27248), (2792, 23842), (3406, 19544), (3668, 18148), (4537, 14672), (4886, 13624), (5584, 11921), (6812, 9772), (7336, 9074)]