51707008

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 108299520

約数和(自身を除く): 56592512

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 157, 166, 248, 314, 332, 496, 628, 664, 992, 1256, 1328, 1984, 2512, 2573, 2656, 3968, 4867, 5024, 5146, 5312, 9734, 10048, 10292, 10624, 13031, 19468, 20096, 20584, 26062, 38936, 41168, 52124, 77872, 82336, 104248, 155744, 164672, 208496, 311488, 329344, 403961, 416992, 622976, 807922, 833984, 1615844, 1667968, 3231688, 6463376, 12926752, 25853504, 51707008]

約数ペア:

[(1, 51707008), (2, 25853504), (4, 12926752), (8, 6463376), (16, 3231688), (31, 1667968), (32, 1615844), (62, 833984), (64, 807922), (83, 622976), (124, 416992), (128, 403961), (157, 329344), (166, 311488), (248, 208496), (314, 164672), (332, 155744), (496, 104248), (628, 82336), (664, 77872), (992, 52124), (1256, 41168), (1328, 38936), (1984, 26062), (2512, 20584), (2573, 20096), (2656, 19468), (3968, 13031), (4867, 10624), (5024, 10292), (5146, 10048), (5312, 9734)]