55720675

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 70977600

約数和(自身を除く): 15256925

約数列:

[1, 5, 25, 79, 89, 317, 395, 445, 1585, 1975, 2225, 7031, 7925, 25043, 28213, 35155, 125215, 141065, 175775, 626075, 705325, 2228827, 11144135, 55720675]

約数ペア:

[(1, 55720675), (5, 11144135), (25, 2228827), (79, 705325), (89, 626075), (317, 175775), (395, 141065), (445, 125215), (1585, 35155), (1975, 28213), (2225, 25043), (7031, 7925)]