40449575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 56663040

約数和(自身を除く): 16213465

約数列:

[1, 5, 19, 25, 31, 41, 67, 95, 155, 205, 335, 475, 589, 775, 779, 1025, 1271, 1273, 1675, 2077, 2747, 2945, 3895, 6355, 6365, 10385, 13735, 14725, 19475, 24149, 31775, 31825, 39463, 51925, 52193, 68675, 85157, 120745, 197315, 260965, 425785, 603725, 986575, 1304825, 1617983, 2128925, 8089915, 40449575]

約数ペア:

[(1, 40449575), (5, 8089915), (19, 2128925), (25, 1617983), (31, 1304825), (41, 986575), (67, 603725), (95, 425785), (155, 260965), (205, 197315), (335, 120745), (475, 85157), (589, 68675), (775, 52193), (779, 51925), (1025, 39463), (1271, 31825), (1273, 31775), (1675, 24149), (2077, 19475), (2747, 14725), (2945, 13735), (3895, 10385), (6355, 6365)]