80416900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{15173}}^1$

素因数の和:15240

約数の個数: 36

約数和(自身を含む): 177808932

約数和(自身を除く): 97392032

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 15173, 30346, 60692, 75865, 151730, 303460, 379325, 758650, 804169, 1517300, 1608338, 3216676, 4020845, 8041690, 16083380, 20104225, 40208450, 80416900]

約数ペア:

[(1, 80416900), (2, 40208450), (4, 20104225), (5, 16083380), (10, 8041690), (20, 4020845), (25, 3216676), (50, 1608338), (53, 1517300), (100, 804169), (106, 758650), (212, 379325), (265, 303460), (530, 151730), (1060, 75865), (1325, 60692), (2650, 30346), (5300, 15173)]