2021452000

素因数分解:

$2^5\times 5^3\times {\mathrm{79}}^1\times {\mathrm{6397}}^1$

素因数の和:6501

約数の個数: 96

約数和(自身を含む): 5030363520

約数和(自身を除く): 3008911520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 125, 158, 160, 200, 250, 316, 395, 400, 500, 632, 790, 800, 1000, 1264, 1580, 1975, 2000, 2528, 3160, 3950, 4000, 6320, 6397, 7900, 9875, 12640, 12794, 15800, 19750, 25588, 31600, 31985, 39500, 51176, 63200, 63970, 79000, 102352, 127940, 158000, 159925, 204704, 255880, 316000, 319850, 505363, 511760, 639700, 799625, 1010726, 1023520, 1279400, 1599250, 2021452, 2526815, 2558800, 3198500, 4042904, 5053630, 5117600, 6397000, 8085808, 10107260, 12634075, 12794000, 16171616, 20214520, 25268150, 25588000, 40429040, 50536300, 63170375, 80858080, 101072600, 126340750, 202145200, 252681500, 404290400, 505363000, 1010726000, 2021452000]

約数ペア:

[(1, 2021452000), (2, 1010726000), (4, 505363000), (5, 404290400), (8, 252681500), (10, 202145200), (16, 126340750), (20, 101072600), (25, 80858080), (32, 63170375), (40, 50536300), (50, 40429040), (79, 25588000), (80, 25268150), (100, 20214520), (125, 16171616), (158, 12794000), (160, 12634075), (200, 10107260), (250, 8085808), (316, 6397000), (395, 5117600), (400, 5053630), (500, 4042904), (632, 3198500), (790, 2558800), (800, 2526815), (1000, 2021452), (1264, 1599250), (1580, 1279400), (1975, 1023520), (2000, 1010726), (2528, 799625), (3160, 639700), (3950, 511760), (4000, 505363), (6320, 319850), (6397, 316000), (7900, 255880), (9875, 204704), (12640, 159925), (12794, 158000), (15800, 127940), (19750, 102352), (25588, 79000), (31600, 63970), (31985, 63200), (39500, 51176)]