27969775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 36247680

約数和(自身を除く): 8277905

約数列:

[1, 5, 25, 29, 145, 173, 223, 725, 865, 1115, 4325, 5017, 5575, 6467, 25085, 32335, 38579, 125425, 161675, 192895, 964475, 1118791, 5593955, 27969775]

約数ペア:

[(1, 27969775), (5, 5593955), (25, 1118791), (29, 964475), (145, 192895), (173, 161675), (223, 125425), (725, 38579), (865, 32335), (1115, 25085), (4325, 6467), (5017, 5575)]