804937984

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 1665794592

約数和(自身を除く): 860856608

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 83, 86, 128, 166, 172, 256, 332, 344, 664, 688, 881, 1328, 1376, 1762, 2656, 2752, 3524, 3569, 5312, 5504, 7048, 7138, 10624, 11008, 14096, 14276, 21248, 28192, 28552, 37883, 56384, 57104, 73123, 75766, 112768, 114208, 146246, 151532, 225536, 228416, 292492, 303064, 456832, 584984, 606128, 913664, 1169968, 1212256, 2339936, 2424512, 3144289, 4679872, 4849024, 6288578, 9359744, 9698048, 12577156, 18719488, 25154312, 50308624, 100617248, 201234496, 402468992, 804937984]

約数ペア:

[(1, 804937984), (2, 402468992), (4, 201234496), (8, 100617248), (16, 50308624), (32, 25154312), (43, 18719488), (64, 12577156), (83, 9698048), (86, 9359744), (128, 6288578), (166, 4849024), (172, 4679872), (256, 3144289), (332, 2424512), (344, 2339936), (664, 1212256), (688, 1169968), (881, 913664), (1328, 606128), (1376, 584984), (1762, 456832), (2656, 303064), (2752, 292492), (3524, 228416), (3569, 225536), (5312, 151532), (5504, 146246), (7048, 114208), (7138, 112768), (10624, 75766), (11008, 73123), (14096, 57104), (14276, 56384), (21248, 37883), (28192, 28552)]