4091650940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{2551}}^1$

素因数の和:2803

約数の個数: 96

約数和(自身を含む): 9603686400

約数和(自身を除く): 5512035460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 199, 260, 310, 398, 403, 620, 796, 806, 995, 1612, 1990, 2015, 2551, 2587, 3980, 4030, 5102, 5174, 6169, 8060, 10204, 10348, 12338, 12755, 12935, 24676, 25510, 25870, 30845, 33163, 51020, 51740, 61690, 66326, 79081, 80197, 123380, 132652, 158162, 160394, 165815, 316324, 320788, 331630, 395405, 400985, 507649, 663260, 790810, 801970, 1015298, 1028053, 1581620, 1603940, 2030596, 2056106, 2538245, 4112212, 5076490, 5140265, 6599437, 10152980, 10280530, 13198874, 15737119, 20561060, 26397748, 31474238, 32997185, 62948476, 65994370, 78685595, 131988740, 157371190, 204582547, 314742380, 409165094, 818330188, 1022912735, 2045825470, 4091650940]

約数ペア:

[(1, 4091650940), (2, 2045825470), (4, 1022912735), (5, 818330188), (10, 409165094), (13, 314742380), (20, 204582547), (26, 157371190), (31, 131988740), (52, 78685595), (62, 65994370), (65, 62948476), (124, 32997185), (130, 31474238), (155, 26397748), (199, 20561060), (260, 15737119), (310, 13198874), (398, 10280530), (403, 10152980), (620, 6599437), (796, 5140265), (806, 5076490), (995, 4112212), (1612, 2538245), (1990, 2056106), (2015, 2030596), (2551, 1603940), (2587, 1581620), (3980, 1028053), (4030, 1015298), (5102, 801970), (5174, 790810), (6169, 663260), (8060, 507649), (10204, 400985), (10348, 395405), (12338, 331630), (12755, 320788), (12935, 316324), (24676, 165815), (25510, 160394), (25870, 158162), (30845, 132652), (33163, 123380), (51020, 80197), (51740, 79081), (61690, 66326)]