201620794555

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{124543}}^1$

素因数の和:124791

約数の個数: 32

約数和(自身を含む): 254219212800

約数和(自身を除く): 52598418245

約数列:

[1, 5, 41, 53, 149, 205, 265, 745, 2173, 6109, 7897, 10865, 30545, 39485, 124543, 323777, 622715, 1618885, 5106263, 6600779, 18556907, 25531315, 33003895, 92784535, 270631939, 760833187, 983516071, 1353159695, 3804165935, 4917580355, 40324158911, 201620794555]

約数ペア:

[(1, 201620794555), (5, 40324158911), (41, 4917580355), (53, 3804165935), (149, 1353159695), (205, 983516071), (265, 760833187), (745, 270631939), (2173, 92784535), (6109, 33003895), (7897, 25531315), (10865, 18556907), (30545, 6600779), (39485, 5106263), (124543, 1618885), (323777, 622715)]