258779392

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 551144160

約数和(自身を除く): 292364768

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 128, 152, 166, 256, 304, 332, 608, 641, 664, 1216, 1282, 1328, 1577, 2432, 2564, 2656, 3154, 4864, 5128, 5312, 6308, 10256, 10624, 12179, 12616, 20512, 21248, 24358, 25232, 41024, 48716, 50464, 53203, 82048, 97432, 100928, 106406, 164096, 194864, 201856, 212812, 389728, 403712, 425624, 779456, 851248, 1010857, 1558912, 1702496, 2021714, 3117824, 3404992, 4043428, 6809984, 8086856, 13619968, 16173712, 32347424, 64694848, 129389696, 258779392]

約数ペア:

[(1, 258779392), (2, 129389696), (4, 64694848), (8, 32347424), (16, 16173712), (19, 13619968), (32, 8086856), (38, 6809984), (64, 4043428), (76, 3404992), (83, 3117824), (128, 2021714), (152, 1702496), (166, 1558912), (256, 1010857), (304, 851248), (332, 779456), (608, 425624), (641, 403712), (664, 389728), (1216, 212812), (1282, 201856), (1328, 194864), (1577, 164096), (2432, 106406), (2564, 100928), (2656, 97432), (3154, 82048), (4864, 53203), (5128, 50464), (5312, 48716), (6308, 41024), (10256, 25232), (10624, 24358), (12179, 21248), (12616, 20512)]