100818800

素因数分解:

$2^4\times 5^2\times {\mathrm{307}}^1\times {\mathrm{821}}^1$

素因数の和:1146

約数の個数: 60

約数和(自身を含む): 243302136

約数和(自身を除く): 142483336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 307, 400, 614, 821, 1228, 1535, 1642, 2456, 3070, 3284, 4105, 4912, 6140, 6568, 7675, 8210, 12280, 13136, 15350, 16420, 20525, 24560, 30700, 32840, 41050, 61400, 65680, 82100, 122800, 164200, 252047, 328400, 504094, 1008188, 1260235, 2016376, 2520470, 4032752, 5040940, 6301175, 10081880, 12602350, 20163760, 25204700, 50409400, 100818800]

約数ペア:

[(1, 100818800), (2, 50409400), (4, 25204700), (5, 20163760), (8, 12602350), (10, 10081880), (16, 6301175), (20, 5040940), (25, 4032752), (40, 2520470), (50, 2016376), (80, 1260235), (100, 1008188), (200, 504094), (307, 328400), (400, 252047), (614, 164200), (821, 122800), (1228, 82100), (1535, 65680), (1642, 61400), (2456, 41050), (3070, 32840), (3284, 30700), (4105, 24560), (4912, 20525), (6140, 16420), (6568, 15350), (7675, 13136), (8210, 12280)]