80782600

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7621}}^1$

素因数の和:7690

約数の個数: 48

約数和(自身を含む): 191388420

約数和(自身を除く): 110605820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 7621, 10600, 15242, 30484, 38105, 60968, 76210, 152420, 190525, 304840, 381050, 403913, 762100, 807826, 1524200, 1615652, 2019565, 3231304, 4039130, 8078260, 10097825, 16156520, 20195650, 40391300, 80782600]

約数ペア:

[(1, 80782600), (2, 40391300), (4, 20195650), (5, 16156520), (8, 10097825), (10, 8078260), (20, 4039130), (25, 3231304), (40, 2019565), (50, 1615652), (53, 1524200), (100, 807826), (106, 762100), (200, 403913), (212, 381050), (265, 304840), (424, 190525), (530, 152420), (1060, 76210), (1325, 60968), (2120, 38105), (2650, 30484), (5300, 15242), (7621, 10600)]