99081520

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3907}}^1$

素因数の和:4237

約数の個数: 40

約数和(自身を含む): 231150384

約数和(自身を除く): 132068864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 3907, 5072, 6340, 7814, 12680, 15628, 19535, 25360, 31256, 39070, 62512, 78140, 156280, 312560, 1238519, 2477038, 4954076, 6192595, 9908152, 12385190, 19816304, 24770380, 49540760, 99081520]

約数ペア:

[(1, 99081520), (2, 49540760), (4, 24770380), (5, 19816304), (8, 12385190), (10, 9908152), (16, 6192595), (20, 4954076), (40, 2477038), (80, 1238519), (317, 312560), (634, 156280), (1268, 78140), (1585, 62512), (2536, 39070), (3170, 31256), (3907, 25360), (5072, 19535), (6340, 15628), (7814, 12680)]