43778128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 97225920

約数和(自身を除く): 53447792

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 197, 272, 304, 323, 344, 394, 646, 688, 731, 788, 817, 1292, 1462, 1576, 1634, 2584, 2924, 3152, 3268, 3349, 3743, 5168, 5848, 6536, 6698, 7486, 8471, 11696, 13072, 13396, 13889, 14972, 16942, 26792, 27778, 29944, 33884, 53584, 55556, 59888, 63631, 67768, 111112, 127262, 135536, 144007, 160949, 222224, 254524, 288014, 321898, 509048, 576028, 643796, 1018096, 1152056, 1287592, 2304112, 2575184, 2736133, 5472266, 10944532, 21889064, 43778128]

約数ペア:

[(1, 43778128), (2, 21889064), (4, 10944532), (8, 5472266), (16, 2736133), (17, 2575184), (19, 2304112), (34, 1287592), (38, 1152056), (43, 1018096), (68, 643796), (76, 576028), (86, 509048), (136, 321898), (152, 288014), (172, 254524), (197, 222224), (272, 160949), (304, 144007), (323, 135536), (344, 127262), (394, 111112), (646, 67768), (688, 63631), (731, 59888), (788, 55556), (817, 53584), (1292, 33884), (1462, 29944), (1576, 27778), (1634, 26792), (2584, 16942), (2924, 14972), (3152, 13889), (3268, 13396), (3349, 13072), (3743, 11696), (5168, 8471), (5848, 7486), (6536, 6698)]