78892760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2957}}^1$

素因数の和:3020

約数の個数: 64

約数和(自身を含む): 191678400

約数和(自身を除く): 112785640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 1160, 1334, 2668, 2957, 3335, 5336, 5914, 6670, 11828, 13340, 14785, 23656, 26680, 29570, 59140, 68011, 85753, 118280, 136022, 171506, 272044, 340055, 343012, 428765, 544088, 680110, 686024, 857530, 1360220, 1715060, 1972319, 2720440, 3430120, 3944638, 7889276, 9861595, 15778552, 19723190, 39446380, 78892760]

約数ペア:

[(1, 78892760), (2, 39446380), (4, 19723190), (5, 15778552), (8, 9861595), (10, 7889276), (20, 3944638), (23, 3430120), (29, 2720440), (40, 1972319), (46, 1715060), (58, 1360220), (92, 857530), (115, 686024), (116, 680110), (145, 544088), (184, 428765), (230, 343012), (232, 340055), (290, 272044), (460, 171506), (580, 136022), (667, 118280), (920, 85753), (1160, 68011), (1334, 59140), (2668, 29570), (2957, 26680), (3335, 23656), (5336, 14785), (5914, 13340), (6670, 11828)]