63919520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 182020608

約数和(自身を除く): 118101088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 263, 280, 310, 392, 434, 490, 496, 526, 560, 620, 784, 868, 980, 992, 1052, 1085, 1120, 1240, 1315, 1519, 1568, 1736, 1841, 1960, 2104, 2170, 2480, 2630, 3038, 3472, 3682, 3920, 4208, 4340, 4960, 5260, 6076, 6944, 7364, 7595, 7840, 8153, 8416, 8680, 9205, 10520, 12152, 12887, 14728, 15190, 16306, 17360, 18410, 21040, 24304, 25774, 29456, 30380, 32612, 34720, 36820, 40765, 42080, 48608, 51548, 57071, 58912, 60760, 64435, 65224, 73640, 81530, 103096, 114142, 121520, 128870, 130448, 147280, 163060, 206192, 228284, 243040, 257740, 260896, 285355, 294560, 326120, 399497, 412384, 456568, 515480, 570710, 652240, 798994, 913136, 1030960, 1141420, 1304480, 1597988, 1826272, 1997485, 2061920, 2282840, 3195976, 3994970, 4565680, 6391952, 7989940, 9131360, 12783904, 15979880, 31959760, 63919520]

約数ペア:

[(1, 63919520), (2, 31959760), (4, 15979880), (5, 12783904), (7, 9131360), (8, 7989940), (10, 6391952), (14, 4565680), (16, 3994970), (20, 3195976), (28, 2282840), (31, 2061920), (32, 1997485), (35, 1826272), (40, 1597988), (49, 1304480), (56, 1141420), (62, 1030960), (70, 913136), (80, 798994), (98, 652240), (112, 570710), (124, 515480), (140, 456568), (155, 412384), (160, 399497), (196, 326120), (217, 294560), (224, 285355), (245, 260896), (248, 257740), (263, 243040), (280, 228284), (310, 206192), (392, 163060), (434, 147280), (490, 130448), (496, 128870), (526, 121520), (560, 114142), (620, 103096), (784, 81530), (868, 73640), (980, 65224), (992, 64435), (1052, 60760), (1085, 58912), (1120, 57071), (1240, 51548), (1315, 48608), (1519, 42080), (1568, 40765), (1736, 36820), (1841, 34720), (1960, 32612), (2104, 30380), (2170, 29456), (2480, 25774), (2630, 24304), (3038, 21040), (3472, 18410), (3682, 17360), (3920, 16306), (4208, 15190), (4340, 14728), (4960, 12887), (5260, 12152), (6076, 10520), (6944, 9205), (7364, 8680), (7595, 8416), (7840, 8153)]