78070100

素因数分解:

$2^2\times 5^2\times {\mathrm{307}}^1\times {\mathrm{2543}}^1$

素因数の和:2864

約数の個数: 36

約数和(自身を含む): 170030784

約数和(自身を除く): 91960684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 307, 614, 1228, 1535, 2543, 3070, 5086, 6140, 7675, 10172, 12715, 15350, 25430, 30700, 50860, 63575, 127150, 254300, 780701, 1561402, 3122804, 3903505, 7807010, 15614020, 19517525, 39035050, 78070100]

約数ペア:

[(1, 78070100), (2, 39035050), (4, 19517525), (5, 15614020), (10, 7807010), (20, 3903505), (25, 3122804), (50, 1561402), (100, 780701), (307, 254300), (614, 127150), (1228, 63575), (1535, 50860), (2543, 30700), (3070, 25430), (5086, 15350), (6140, 12715), (7675, 10172)]