78350025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 153740160

約数和(自身を除く): 75390135

約数列:

[1, 3, 5, 13, 15, 17, 25, 29, 39, 51, 65, 75, 85, 87, 145, 163, 195, 221, 255, 325, 377, 425, 435, 489, 493, 663, 725, 815, 975, 1105, 1131, 1275, 1479, 1885, 2119, 2175, 2445, 2465, 2771, 3315, 4075, 4727, 5525, 5655, 6357, 6409, 7395, 8313, 9425, 10595, 12225, 12325, 13855, 14181, 16575, 19227, 23635, 28275, 31785, 32045, 36023, 36975, 41565, 52975, 61451, 69275, 70905, 80359, 96135, 108069, 118175, 158925, 160225, 180115, 184353, 207825, 241077, 307255, 354525, 401795, 480675, 540345, 900575, 921765, 1044667, 1205385, 1536275, 2008975, 2701725, 3134001, 4608825, 5223335, 6026925, 15670005, 26116675, 78350025]

約数ペア:

[(1, 78350025), (3, 26116675), (5, 15670005), (13, 6026925), (15, 5223335), (17, 4608825), (25, 3134001), (29, 2701725), (39, 2008975), (51, 1536275), (65, 1205385), (75, 1044667), (85, 921765), (87, 900575), (145, 540345), (163, 480675), (195, 401795), (221, 354525), (255, 307255), (325, 241077), (377, 207825), (425, 184353), (435, 180115), (489, 160225), (493, 158925), (663, 118175), (725, 108069), (815, 96135), (975, 80359), (1105, 70905), (1131, 69275), (1275, 61451), (1479, 52975), (1885, 41565), (2119, 36975), (2175, 36023), (2445, 32045), (2465, 31785), (2771, 28275), (3315, 23635), (4075, 19227), (4727, 16575), (5525, 14181), (5655, 13855), (6357, 12325), (6409, 12225), (7395, 10595), (8313, 9425)]