81084100

素因数分解:

$2^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{2297}}^1$

素因数の和:2664

約数の個数: 36

約数和(自身を含む): 176527764

約数和(自身を除く): 95443664

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 353, 706, 1412, 1765, 2297, 3530, 4594, 7060, 8825, 9188, 11485, 17650, 22970, 35300, 45940, 57425, 114850, 229700, 810841, 1621682, 3243364, 4054205, 8108410, 16216820, 20271025, 40542050, 81084100]

約数ペア:

[(1, 81084100), (2, 40542050), (4, 20271025), (5, 16216820), (10, 8108410), (20, 4054205), (25, 3243364), (50, 1621682), (100, 810841), (353, 229700), (706, 114850), (1412, 57425), (1765, 45940), (2297, 35300), (3530, 22970), (4594, 17650), (7060, 11485), (8825, 9188)]