72905984

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 153790560

約数和(自身を除く): 80884576

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 128, 148, 172, 179, 256, 296, 344, 358, 592, 688, 716, 1184, 1376, 1432, 1591, 2368, 2752, 2864, 3182, 4736, 5504, 5728, 6364, 6623, 7697, 9472, 11008, 11456, 12728, 13246, 15394, 22912, 25456, 26492, 30788, 45824, 50912, 52984, 61576, 101824, 105968, 123152, 203648, 211936, 246304, 284789, 407296, 423872, 492608, 569578, 847744, 985216, 1139156, 1695488, 1970432, 2278312, 4556624, 9113248, 18226496, 36452992, 72905984]

約数ペア:

[(1, 72905984), (2, 36452992), (4, 18226496), (8, 9113248), (16, 4556624), (32, 2278312), (37, 1970432), (43, 1695488), (64, 1139156), (74, 985216), (86, 847744), (128, 569578), (148, 492608), (172, 423872), (179, 407296), (256, 284789), (296, 246304), (344, 211936), (358, 203648), (592, 123152), (688, 105968), (716, 101824), (1184, 61576), (1376, 52984), (1432, 50912), (1591, 45824), (2368, 30788), (2752, 26492), (2864, 25456), (3182, 22912), (4736, 15394), (5504, 13246), (5728, 12728), (6364, 11456), (6623, 11008), (7697, 9472)]