1296752860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1175

約数の個数: 96

約数和(自身を含む): 3117199680

約数和(自身を除く): 1820446820

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 397, 442, 739, 794, 884, 1105, 1478, 1588, 1985, 2210, 2956, 3695, 3970, 4420, 5161, 6749, 7390, 7940, 9607, 10322, 12563, 13498, 14780, 19214, 20644, 25126, 25805, 26996, 33745, 38428, 48035, 50252, 51610, 62815, 67490, 87737, 96070, 103220, 125630, 134980, 163319, 175474, 192140, 251260, 293383, 326638, 350948, 438685, 586766, 653276, 816595, 877370, 1173532, 1466915, 1633190, 1754740, 2933830, 3266380, 3813979, 4987511, 5867660, 7627958, 9975022, 15255916, 19069895, 19950044, 24937555, 38139790, 49875110, 64837643, 76279580, 99750220, 129675286, 259350572, 324188215, 648376430, 1296752860]

約数ペア:

[(1, 1296752860), (2, 648376430), (4, 324188215), (5, 259350572), (10, 129675286), (13, 99750220), (17, 76279580), (20, 64837643), (26, 49875110), (34, 38139790), (52, 24937555), (65, 19950044), (68, 19069895), (85, 15255916), (130, 9975022), (170, 7627958), (221, 5867660), (260, 4987511), (340, 3813979), (397, 3266380), (442, 2933830), (739, 1754740), (794, 1633190), (884, 1466915), (1105, 1173532), (1478, 877370), (1588, 816595), (1985, 653276), (2210, 586766), (2956, 438685), (3695, 350948), (3970, 326638), (4420, 293383), (5161, 251260), (6749, 192140), (7390, 175474), (7940, 163319), (9607, 134980), (10322, 125630), (12563, 103220), (13498, 96070), (14780, 87737), (19214, 67490), (20644, 62815), (25126, 51610), (25805, 50252), (26996, 48035), (33745, 38428)]