1304825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 1770720

約数和(自身を除く): 465895

約数列:

[1, 5, 19, 25, 41, 67, 95, 205, 335, 475, 779, 1025, 1273, 1675, 2747, 3895, 6365, 13735, 19475, 31825, 52193, 68675, 260965, 1304825]

約数ペア:

[(1, 1304825), (5, 260965), (19, 68675), (25, 52193), (41, 31825), (67, 19475), (95, 13735), (205, 6365), (335, 3895), (475, 2747), (779, 1675), (1025, 1273)]