64789504

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 88

約数和(自身を含む): 144894848

約数和(自身を除く): 80105344

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 157, 208, 248, 256, 314, 403, 416, 496, 512, 628, 806, 832, 992, 1024, 1256, 1612, 1664, 1984, 2041, 2512, 3224, 3328, 3968, 4082, 4867, 5024, 6448, 6656, 7936, 8164, 9734, 10048, 12896, 13312, 15872, 16328, 19468, 20096, 25792, 31744, 32656, 38936, 40192, 51584, 63271, 65312, 77872, 80384, 103168, 126542, 130624, 155744, 160768, 206336, 253084, 261248, 311488, 412672, 506168, 522496, 622976, 1012336, 1044992, 1245952, 2024672, 2089984, 2491904, 4049344, 4983808, 8098688, 16197376, 32394752, 64789504]

約数ペア:

[(1, 64789504), (2, 32394752), (4, 16197376), (8, 8098688), (13, 4983808), (16, 4049344), (26, 2491904), (31, 2089984), (32, 2024672), (52, 1245952), (62, 1044992), (64, 1012336), (104, 622976), (124, 522496), (128, 506168), (157, 412672), (208, 311488), (248, 261248), (256, 253084), (314, 206336), (403, 160768), (416, 155744), (496, 130624), (512, 126542), (628, 103168), (806, 80384), (832, 77872), (992, 65312), (1024, 63271), (1256, 51584), (1612, 40192), (1664, 38936), (1984, 32656), (2041, 31744), (2512, 25792), (3224, 20096), (3328, 19468), (3968, 16328), (4082, 15872), (4867, 13312), (5024, 12896), (6448, 10048), (6656, 9734), (7936, 8164)]