253646336

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 80

約数和(自身を含む): 533122128

約数和(自身を除く): 279475792

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 64, 82, 86, 128, 164, 172, 256, 281, 328, 344, 512, 562, 656, 688, 1124, 1312, 1376, 1763, 2248, 2624, 2752, 3526, 4496, 5248, 5504, 7052, 8992, 10496, 11008, 11521, 12083, 14104, 17984, 20992, 22016, 23042, 24166, 28208, 35968, 46084, 48332, 56416, 71936, 92168, 96664, 112832, 143872, 184336, 193328, 225664, 368672, 386656, 451328, 495403, 737344, 773312, 902656, 990806, 1474688, 1546624, 1981612, 2949376, 3093248, 3963224, 5898752, 6186496, 7926448, 15852896, 31705792, 63411584, 126823168, 253646336]

約数ペア:

[(1, 253646336), (2, 126823168), (4, 63411584), (8, 31705792), (16, 15852896), (32, 7926448), (41, 6186496), (43, 5898752), (64, 3963224), (82, 3093248), (86, 2949376), (128, 1981612), (164, 1546624), (172, 1474688), (256, 990806), (281, 902656), (328, 773312), (344, 737344), (512, 495403), (562, 451328), (656, 386656), (688, 368672), (1124, 225664), (1312, 193328), (1376, 184336), (1763, 143872), (2248, 112832), (2624, 96664), (2752, 92168), (3526, 71936), (4496, 56416), (5248, 48332), (5504, 46084), (7052, 35968), (8992, 28208), (10496, 24166), (11008, 23042), (11521, 22016), (12083, 20992), (14104, 17984)]