80975360

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:743

約数の個数: 80

約数和(自身を含む): 198576576

約数和(自身を除く): 117601216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 673, 752, 940, 1280, 1346, 1504, 1880, 2560, 2692, 3008, 3365, 3760, 5384, 6016, 6730, 7520, 10768, 12032, 13460, 15040, 21536, 24064, 26920, 30080, 31631, 43072, 53840, 60160, 63262, 86144, 107680, 120320, 126524, 158155, 172288, 215360, 253048, 316310, 344576, 430720, 506096, 632620, 861440, 1012192, 1265240, 1722880, 2024384, 2530480, 4048768, 5060960, 8097536, 10121920, 16195072, 20243840, 40487680, 80975360]

約数ペア:

[(1, 80975360), (2, 40487680), (4, 20243840), (5, 16195072), (8, 10121920), (10, 8097536), (16, 5060960), (20, 4048768), (32, 2530480), (40, 2024384), (47, 1722880), (64, 1265240), (80, 1012192), (94, 861440), (128, 632620), (160, 506096), (188, 430720), (235, 344576), (256, 316310), (320, 253048), (376, 215360), (470, 172288), (512, 158155), (640, 126524), (673, 120320), (752, 107680), (940, 86144), (1280, 63262), (1346, 60160), (1504, 53840), (1880, 43072), (2560, 31631), (2692, 30080), (3008, 26920), (3365, 24064), (3760, 21536), (5384, 15040), (6016, 13460), (6730, 12032), (7520, 10768)]