51252760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98563}}^1$

素因数の和:98587

約数の個数: 32

約数和(自身を含む): 124190640

約数和(自身を除く): 72937880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 98563, 197126, 394252, 492815, 788504, 985630, 1281319, 1971260, 2562638, 3942520, 5125276, 6406595, 10250552, 12813190, 25626380, 51252760]

約数ペア:

[(1, 51252760), (2, 25626380), (4, 12813190), (5, 10250552), (8, 6406595), (10, 5125276), (13, 3942520), (20, 2562638), (26, 1971260), (40, 1281319), (52, 985630), (65, 788504), (104, 492815), (130, 394252), (260, 197126), (520, 98563)]