25750400

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 68615400

約数和(自身を除く): 42865000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 619, 640, 650, 800, 832, 1040, 1238, 1300, 1600, 1664, 2080, 2476, 2600, 3095, 3200, 4160, 4952, 5200, 6190, 8047, 8320, 9904, 10400, 12380, 15475, 16094, 19808, 20800, 24760, 30950, 32188, 39616, 40235, 41600, 49520, 61900, 64376, 79232, 80470, 99040, 123800, 128752, 160940, 198080, 201175, 247600, 257504, 321880, 396160, 402350, 495200, 515008, 643760, 804700, 990400, 1030016, 1287520, 1609400, 1980800, 2575040, 3218800, 5150080, 6437600, 12875200, 25750400]

約数ペア:

[(1, 25750400), (2, 12875200), (4, 6437600), (5, 5150080), (8, 3218800), (10, 2575040), (13, 1980800), (16, 1609400), (20, 1287520), (25, 1030016), (26, 990400), (32, 804700), (40, 643760), (50, 515008), (52, 495200), (64, 402350), (65, 396160), (80, 321880), (100, 257504), (104, 247600), (128, 201175), (130, 198080), (160, 160940), (200, 128752), (208, 123800), (260, 99040), (320, 80470), (325, 79232), (400, 64376), (416, 61900), (520, 49520), (619, 41600), (640, 40235), (650, 39616), (800, 32188), (832, 30950), (1040, 24760), (1238, 20800), (1300, 19808), (1600, 16094), (1664, 15475), (2080, 12380), (2476, 10400), (2600, 9904), (3095, 8320), (3200, 8047), (4160, 6190), (4952, 5200)]