98109680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 236234880

約数和(自身を除く): 138125200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 97, 188, 194, 235, 269, 376, 388, 470, 485, 538, 752, 776, 940, 970, 1076, 1345, 1552, 1880, 1940, 2152, 2690, 3760, 3880, 4304, 4559, 5380, 7760, 9118, 10760, 12643, 18236, 21520, 22795, 25286, 26093, 36472, 45590, 50572, 52186, 63215, 72944, 91180, 101144, 104372, 126430, 130465, 182360, 202288, 208744, 252860, 260930, 364720, 417488, 505720, 521860, 1011440, 1043720, 1226371, 2087440, 2452742, 4905484, 6131855, 9810968, 12263710, 19621936, 24527420, 49054840, 98109680]

約数ペア:

[(1, 98109680), (2, 49054840), (4, 24527420), (5, 19621936), (8, 12263710), (10, 9810968), (16, 6131855), (20, 4905484), (40, 2452742), (47, 2087440), (80, 1226371), (94, 1043720), (97, 1011440), (188, 521860), (194, 505720), (235, 417488), (269, 364720), (376, 260930), (388, 252860), (470, 208744), (485, 202288), (538, 182360), (752, 130465), (776, 126430), (940, 104372), (970, 101144), (1076, 91180), (1345, 72944), (1552, 63215), (1880, 52186), (1940, 50572), (2152, 45590), (2690, 36472), (3760, 26093), (3880, 25286), (4304, 22795), (4559, 21520), (5380, 18236), (7760, 12643), (9118, 10760)]