85293280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28057}}^1$

素因数の和:28091

約数の個数: 48

約数和(自身を含む): 212118480

約数和(自身を除く): 126825200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 28057, 56114, 112228, 140285, 224456, 280570, 448912, 533083, 561140, 897824, 1066166, 1122280, 2132332, 2244560, 2665415, 4264664, 4489120, 5330830, 8529328, 10661660, 17058656, 21323320, 42646640, 85293280]

約数ペア:

[(1, 85293280), (2, 42646640), (4, 21323320), (5, 17058656), (8, 10661660), (10, 8529328), (16, 5330830), (19, 4489120), (20, 4264664), (32, 2665415), (38, 2244560), (40, 2132332), (76, 1122280), (80, 1066166), (95, 897824), (152, 561140), (160, 533083), (190, 448912), (304, 280570), (380, 224456), (608, 140285), (760, 112228), (1520, 56114), (3040, 28057)]