81007250

素因数分解:

$2^1\times 5^3\times {\mathrm{173}}^1\times {\mathrm{1873}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 152603568

約数和(自身を除く): 71596318

約数列:

[1, 2, 5, 10, 25, 50, 125, 173, 250, 346, 865, 1730, 1873, 3746, 4325, 8650, 9365, 18730, 21625, 43250, 46825, 93650, 234125, 324029, 468250, 648058, 1620145, 3240290, 8100725, 16201450, 40503625, 81007250]

約数ペア:

[(1, 81007250), (2, 40503625), (5, 16201450), (10, 8100725), (25, 3240290), (50, 1620145), (125, 648058), (173, 468250), (250, 324029), (346, 234125), (865, 93650), (1730, 46825), (1873, 43250), (3746, 21625), (4325, 18730), (8650, 9365)]