25165990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 46702656

約数和(自身を除く): 21536666

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 461, 515, 530, 922, 1030, 2305, 4610, 5459, 10918, 24433, 27295, 47483, 48866, 54590, 94966, 122165, 237415, 244330, 474830, 2516599, 5033198, 12582995, 25165990]

約数ペア:

[(1, 25165990), (2, 12582995), (5, 5033198), (10, 2516599), (53, 474830), (103, 244330), (106, 237415), (206, 122165), (265, 94966), (461, 54590), (515, 48866), (530, 47483), (922, 27295), (1030, 24433), (2305, 10918), (4610, 5459)]