645022976

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:936

約数の個数: 108

約数和(自身を含む): 1477879452

約数和(自身を除く): 832856476

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 169, 208, 221, 256, 272, 338, 416, 442, 544, 676, 832, 877, 884, 1088, 1352, 1664, 1754, 1768, 2176, 2704, 2873, 3328, 3508, 3536, 4352, 5408, 5746, 7016, 7072, 10816, 11401, 11492, 14032, 14144, 14909, 21632, 22802, 22984, 28064, 28288, 29818, 43264, 45604, 45968, 56128, 56576, 59636, 91208, 91936, 112256, 119272, 148213, 182416, 183872, 193817, 224512, 238544, 296426, 364832, 367744, 387634, 477088, 592852, 729664, 735488, 775268, 954176, 1185704, 1459328, 1550536, 1908352, 2371408, 2519621, 2918656, 3101072, 3816704, 4742816, 5039242, 6202144, 9485632, 10078484, 12404288, 18971264, 20156968, 24808576, 37942528, 40313936, 49617152, 80627872, 161255744, 322511488, 645022976]

約数ペア:

[(1, 645022976), (2, 322511488), (4, 161255744), (8, 80627872), (13, 49617152), (16, 40313936), (17, 37942528), (26, 24808576), (32, 20156968), (34, 18971264), (52, 12404288), (64, 10078484), (68, 9485632), (104, 6202144), (128, 5039242), (136, 4742816), (169, 3816704), (208, 3101072), (221, 2918656), (256, 2519621), (272, 2371408), (338, 1908352), (416, 1550536), (442, 1459328), (544, 1185704), (676, 954176), (832, 775268), (877, 735488), (884, 729664), (1088, 592852), (1352, 477088), (1664, 387634), (1754, 367744), (1768, 364832), (2176, 296426), (2704, 238544), (2873, 224512), (3328, 193817), (3508, 183872), (3536, 182416), (4352, 148213), (5408, 119272), (5746, 112256), (7016, 91936), (7072, 91208), (10816, 59636), (11401, 56576), (11492, 56128), (14032, 45968), (14144, 45604), (14909, 43264), (21632, 29818), (22802, 28288), (22984, 28064)]