163980925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3559}}^1$

素因数の和:3685

約数の個数: 24

約数和(自身を含む): 216305600

約数和(自身を除く): 52324675

約数列:

[1, 5, 19, 25, 95, 97, 475, 485, 1843, 2425, 3559, 9215, 17795, 46075, 67621, 88975, 338105, 345223, 1690525, 1726115, 6559237, 8630575, 32796185, 163980925]

約数ペア:

[(1, 163980925), (5, 32796185), (19, 8630575), (25, 6559237), (95, 1726115), (97, 1690525), (475, 345223), (485, 338105), (1843, 88975), (2425, 67621), (3559, 46075), (9215, 17795)]