818974208

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1$

素因数の和:1835

約数の個数: 80

約数和(自身を含む): 1788073056

約数和(自身を除く): 969098848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 256, 284, 416, 512, 568, 832, 923, 1136, 1664, 1733, 1846, 2272, 3328, 3466, 3692, 4544, 6656, 6932, 7384, 9088, 13864, 14768, 18176, 22529, 27728, 29536, 36352, 45058, 55456, 59072, 90116, 110912, 118144, 123043, 180232, 221824, 236288, 246086, 360464, 443648, 472576, 492172, 720928, 887296, 984344, 1441856, 1599559, 1968688, 2883712, 3199118, 3937376, 5767424, 6398236, 7874752, 11534848, 12796472, 15749504, 25592944, 31499008, 51185888, 62998016, 102371776, 204743552, 409487104, 818974208]

約数ペア:

[(1, 818974208), (2, 409487104), (4, 204743552), (8, 102371776), (13, 62998016), (16, 51185888), (26, 31499008), (32, 25592944), (52, 15749504), (64, 12796472), (71, 11534848), (104, 7874752), (128, 6398236), (142, 5767424), (208, 3937376), (256, 3199118), (284, 2883712), (416, 1968688), (512, 1599559), (568, 1441856), (832, 984344), (923, 887296), (1136, 720928), (1664, 492172), (1733, 472576), (1846, 443648), (2272, 360464), (3328, 246086), (3466, 236288), (3692, 221824), (4544, 180232), (6656, 123043), (6932, 118144), (7384, 110912), (9088, 90116), (13864, 59072), (14768, 55456), (18176, 45058), (22529, 36352), (27728, 29536)]