91371520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{8923}}^1$

素因数の和:8950

約数の個数: 48

約数和(自身を含む): 219262680

約数和(自身を除く): 127891160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 8923, 10240, 17846, 35692, 44615, 71384, 89230, 142768, 178460, 285536, 356920, 571072, 713840, 1142144, 1427680, 2284288, 2855360, 4568576, 5710720, 9137152, 11421440, 18274304, 22842880, 45685760, 91371520]

約数ペア:

[(1, 91371520), (2, 45685760), (4, 22842880), (5, 18274304), (8, 11421440), (10, 9137152), (16, 5710720), (20, 4568576), (32, 2855360), (40, 2284288), (64, 1427680), (80, 1142144), (128, 713840), (160, 571072), (256, 356920), (320, 285536), (512, 178460), (640, 142768), (1024, 89230), (1280, 71384), (2048, 44615), (2560, 35692), (5120, 17846), (8923, 10240)]