49888840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 118143360

約数和(自身を除く): 68254520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 211, 230, 257, 422, 460, 514, 844, 920, 1028, 1055, 1285, 1688, 2056, 2110, 2570, 4220, 4853, 5140, 5911, 8440, 9706, 10280, 11822, 19412, 23644, 24265, 29555, 38824, 47288, 48530, 54227, 59110, 97060, 108454, 118220, 194120, 216908, 236440, 271135, 433816, 542270, 1084540, 1247221, 2169080, 2494442, 4988884, 6236105, 9977768, 12472210, 24944420, 49888840]

約数ペア:

[(1, 49888840), (2, 24944420), (4, 12472210), (5, 9977768), (8, 6236105), (10, 4988884), (20, 2494442), (23, 2169080), (40, 1247221), (46, 1084540), (92, 542270), (115, 433816), (184, 271135), (211, 236440), (230, 216908), (257, 194120), (422, 118220), (460, 108454), (514, 97060), (844, 59110), (920, 54227), (1028, 48530), (1055, 47288), (1285, 38824), (1688, 29555), (2056, 24265), (2110, 23644), (2570, 19412), (4220, 11822), (4853, 10280), (5140, 9706), (5911, 8440)]