25854080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 73440000

約数和(自身を除く): 47585920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 199, 203, 224, 232, 280, 290, 320, 398, 406, 448, 464, 560, 580, 640, 796, 812, 896, 928, 995, 1015, 1120, 1160, 1393, 1592, 1624, 1856, 1990, 2030, 2240, 2320, 2786, 3184, 3248, 3712, 3980, 4060, 4480, 4640, 5572, 5771, 6368, 6496, 6965, 7960, 8120, 9280, 11144, 11542, 12736, 12992, 13930, 15920, 16240, 18560, 22288, 23084, 25472, 25984, 27860, 28855, 31840, 32480, 40397, 44576, 46168, 55720, 57710, 63680, 64960, 80794, 89152, 92336, 111440, 115420, 127360, 129920, 161588, 178304, 184672, 201985, 222880, 230840, 323176, 369344, 403970, 445760, 461680, 646352, 738688, 807940, 891520, 923360, 1292704, 1615880, 1846720, 2585408, 3231760, 3693440, 5170816, 6463520, 12927040, 25854080]

約数ペア:

[(1, 25854080), (2, 12927040), (4, 6463520), (5, 5170816), (7, 3693440), (8, 3231760), (10, 2585408), (14, 1846720), (16, 1615880), (20, 1292704), (28, 923360), (29, 891520), (32, 807940), (35, 738688), (40, 646352), (56, 461680), (58, 445760), (64, 403970), (70, 369344), (80, 323176), (112, 230840), (116, 222880), (128, 201985), (140, 184672), (145, 178304), (160, 161588), (199, 129920), (203, 127360), (224, 115420), (232, 111440), (280, 92336), (290, 89152), (320, 80794), (398, 64960), (406, 63680), (448, 57710), (464, 55720), (560, 46168), (580, 44576), (640, 40397), (796, 32480), (812, 31840), (896, 28855), (928, 27860), (995, 25984), (1015, 25472), (1120, 23084), (1160, 22288), (1393, 18560), (1592, 16240), (1624, 15920), (1856, 13930), (1990, 12992), (2030, 12736), (2240, 11542), (2320, 11144), (2786, 9280), (3184, 8120), (3248, 7960), (3712, 6965), (3980, 6496), (4060, 6368), (4480, 5771), (4640, 5572)]