28528656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 80203200

約数和(自身を除く): 51674544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 131, 156, 208, 262, 312, 349, 393, 524, 624, 698, 786, 1047, 1048, 1396, 1572, 1703, 2094, 2096, 2792, 3144, 3406, 4188, 4537, 5109, 5584, 6288, 6812, 8376, 9074, 10218, 13611, 13624, 16752, 18148, 20436, 27222, 27248, 36296, 40872, 45719, 54444, 72592, 81744, 91438, 108888, 137157, 182876, 217776, 274314, 365752, 548628, 594347, 731504, 1097256, 1188694, 1783041, 2194512, 2377388, 3566082, 4754776, 7132164, 9509552, 14264328, 28528656]

約数ペア:

[(1, 28528656), (2, 14264328), (3, 9509552), (4, 7132164), (6, 4754776), (8, 3566082), (12, 2377388), (13, 2194512), (16, 1783041), (24, 1188694), (26, 1097256), (39, 731504), (48, 594347), (52, 548628), (78, 365752), (104, 274314), (131, 217776), (156, 182876), (208, 137157), (262, 108888), (312, 91438), (349, 81744), (393, 72592), (524, 54444), (624, 45719), (698, 40872), (786, 36296), (1047, 27248), (1048, 27222), (1396, 20436), (1572, 18148), (1703, 16752), (2094, 13624), (2096, 13611), (2792, 10218), (3144, 9074), (3406, 8376), (4188, 6812), (4537, 6288), (5109, 5584)]