206828032

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 434472192

約数和(自身を除く): 227644160

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 157, 166, 248, 256, 314, 332, 496, 512, 628, 664, 992, 1256, 1328, 1984, 2512, 2573, 2656, 3968, 4867, 5024, 5146, 5312, 7936, 9734, 10048, 10292, 10624, 13031, 15872, 19468, 20096, 20584, 21248, 26062, 38936, 40192, 41168, 42496, 52124, 77872, 80384, 82336, 104248, 155744, 164672, 208496, 311488, 329344, 403961, 416992, 622976, 658688, 807922, 833984, 1245952, 1317376, 1615844, 1667968, 2491904, 3231688, 3335936, 6463376, 6671872, 12926752, 25853504, 51707008, 103414016, 206828032]

約数ペア:

[(1, 206828032), (2, 103414016), (4, 51707008), (8, 25853504), (16, 12926752), (31, 6671872), (32, 6463376), (62, 3335936), (64, 3231688), (83, 2491904), (124, 1667968), (128, 1615844), (157, 1317376), (166, 1245952), (248, 833984), (256, 807922), (314, 658688), (332, 622976), (496, 416992), (512, 403961), (628, 329344), (664, 311488), (992, 208496), (1256, 164672), (1328, 155744), (1984, 104248), (2512, 82336), (2573, 80384), (2656, 77872), (3968, 52124), (4867, 42496), (5024, 41168), (5146, 40192), (5312, 38936), (7936, 26062), (9734, 21248), (10048, 20584), (10292, 20096), (10624, 19468), (13031, 15872)]