91861240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{16763}}^1$

素因数の和:16911

約数の個数: 32

約数和(自身を含む): 208208880

約数和(自身を除く): 116347640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 16763, 33526, 67052, 83815, 134104, 167630, 335260, 670520, 2296531, 4593062, 9186124, 11482655, 18372248, 22965310, 45930620, 91861240]

約数ペア:

[(1, 91861240), (2, 45930620), (4, 22965310), (5, 18372248), (8, 11482655), (10, 9186124), (20, 4593062), (40, 2296531), (137, 670520), (274, 335260), (548, 167630), (685, 134104), (1096, 83815), (1370, 67052), (2740, 33526), (5480, 16763)]