3952000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 128

約数和(自身を含む): 11138400

約数和(自身を除く): 7186400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 125, 128, 130, 152, 160, 190, 200, 208, 247, 250, 260, 304, 320, 325, 380, 400, 416, 475, 494, 500, 520, 608, 640, 650, 760, 800, 832, 950, 988, 1000, 1040, 1216, 1235, 1300, 1520, 1600, 1625, 1664, 1900, 1976, 2000, 2080, 2375, 2432, 2470, 2600, 3040, 3200, 3250, 3800, 3952, 4000, 4160, 4750, 4940, 5200, 6080, 6175, 6500, 7600, 7904, 8000, 8320, 9500, 9880, 10400, 12160, 12350, 13000, 15200, 15808, 16000, 19000, 19760, 20800, 24700, 26000, 30400, 30875, 31616, 38000, 39520, 41600, 49400, 52000, 60800, 61750, 76000, 79040, 98800, 104000, 123500, 152000, 158080, 197600, 208000, 247000, 304000, 395200, 494000, 790400, 988000, 1976000, 3952000]

約数ペア:

[(1, 3952000), (2, 1976000), (4, 988000), (5, 790400), (8, 494000), (10, 395200), (13, 304000), (16, 247000), (19, 208000), (20, 197600), (25, 158080), (26, 152000), (32, 123500), (38, 104000), (40, 98800), (50, 79040), (52, 76000), (64, 61750), (65, 60800), (76, 52000), (80, 49400), (95, 41600), (100, 39520), (104, 38000), (125, 31616), (128, 30875), (130, 30400), (152, 26000), (160, 24700), (190, 20800), (200, 19760), (208, 19000), (247, 16000), (250, 15808), (260, 15200), (304, 13000), (320, 12350), (325, 12160), (380, 10400), (400, 9880), (416, 9500), (475, 8320), (494, 8000), (500, 7904), (520, 7600), (608, 6500), (640, 6175), (650, 6080), (760, 5200), (800, 4940), (832, 4750), (950, 4160), (988, 4000), (1000, 3952), (1040, 3800), (1216, 3250), (1235, 3200), (1300, 3040), (1520, 2600), (1600, 2470), (1625, 2432), (1664, 2375), (1900, 2080), (1976, 2000)]