1311958016

素因数分解:

$2^{10}\times {\mathrm{41}}^1\times {\mathrm{31249}}^1$

素因数の和:31310

約数の個数: 44

約数和(自身を含む): 2686687500

約数和(自身を除く): 1374729484

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1024, 1312, 2624, 5248, 10496, 20992, 31249, 41984, 62498, 124996, 249992, 499984, 999968, 1281209, 1999936, 2562418, 3999872, 5124836, 7999744, 10249672, 15999488, 20499344, 31998976, 40998688, 81997376, 163994752, 327989504, 655979008, 1311958016]

約数ペア:

[(1, 1311958016), (2, 655979008), (4, 327989504), (8, 163994752), (16, 81997376), (32, 40998688), (41, 31998976), (64, 20499344), (82, 15999488), (128, 10249672), (164, 7999744), (256, 5124836), (328, 3999872), (512, 2562418), (656, 1999936), (1024, 1281209), (1312, 999968), (2624, 499984), (5248, 249992), (10496, 124996), (20992, 62498), (31249, 41984)]