898366976

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1901}}^1$

素因数の和:2003

約数の個数: 80

約数和(自身を含む): 1961311968

約数和(自身を除く): 1062944992

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, 1846, 1901, 2272, 3328, 3692, 3802, 4544, 6656, 7384, 7604, 9088, 14768, 15208, 18176, 24713, 29536, 30416, 36352, 49426, 59072, 60832, 98852, 118144, 121664, 134971, 197704, 236288, 243328, 269942, 395408, 472576, 486656, 539884, 790816, 973312, 1079768, 1581632, 1754623, 2159536, 3163264, 3509246, 4319072, 6326528, 7018492, 8638144, 12653056, 14036984, 17276288, 28073968, 34552576, 56147936, 69105152, 112295872, 224591744, 449183488, 898366976]

約数ペア:

[(1, 898366976), (2, 449183488), (4, 224591744), (8, 112295872), (13, 69105152), (16, 56147936), (26, 34552576), (32, 28073968), (52, 17276288), (64, 14036984), (71, 12653056), (104, 8638144), (128, 7018492), (142, 6326528), (208, 4319072), (256, 3509246), (284, 3163264), (416, 2159536), (512, 1754623), (568, 1581632), (832, 1079768), (923, 973312), (1136, 790816), (1664, 539884), (1846, 486656), (1901, 472576), (2272, 395408), (3328, 269942), (3692, 243328), (3802, 236288), (4544, 197704), (6656, 134971), (7384, 121664), (7604, 118144), (9088, 98852), (14768, 60832), (15208, 59072), (18176, 49426), (24713, 36352), (29536, 30416)]