199412500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 519716736

約数和(自身を除く): 320304236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 53, 70, 86, 100, 106, 125, 140, 172, 175, 212, 215, 250, 265, 301, 350, 371, 430, 500, 530, 602, 625, 700, 742, 860, 875, 1060, 1075, 1204, 1250, 1325, 1484, 1505, 1750, 1855, 2150, 2279, 2500, 2650, 3010, 3125, 3500, 3710, 4300, 4375, 4558, 5300, 5375, 6020, 6250, 6625, 7420, 7525, 8750, 9116, 9275, 10750, 11395, 12500, 13250, 15050, 15953, 17500, 18550, 21500, 21875, 22790, 26500, 26875, 30100, 31906, 33125, 37100, 37625, 43750, 45580, 46375, 53750, 56975, 63812, 66250, 75250, 79765, 87500, 92750, 107500, 113950, 132500, 134375, 150500, 159530, 165625, 185500, 188125, 227900, 231875, 268750, 284875, 319060, 331250, 376250, 398825, 463750, 537500, 569750, 662500, 752500, 797650, 927500, 940625, 1139500, 1159375, 1424375, 1595300, 1881250, 1994125, 2318750, 2848750, 3762500, 3988250, 4637500, 5697500, 7121875, 7976500, 9970625, 14243750, 19941250, 28487500, 39882500, 49853125, 99706250, 199412500]

約数ペア:

[(1, 199412500), (2, 99706250), (4, 49853125), (5, 39882500), (7, 28487500), (10, 19941250), (14, 14243750), (20, 9970625), (25, 7976500), (28, 7121875), (35, 5697500), (43, 4637500), (50, 3988250), (53, 3762500), (70, 2848750), (86, 2318750), (100, 1994125), (106, 1881250), (125, 1595300), (140, 1424375), (172, 1159375), (175, 1139500), (212, 940625), (215, 927500), (250, 797650), (265, 752500), (301, 662500), (350, 569750), (371, 537500), (430, 463750), (500, 398825), (530, 376250), (602, 331250), (625, 319060), (700, 284875), (742, 268750), (860, 231875), (875, 227900), (1060, 188125), (1075, 185500), (1204, 165625), (1250, 159530), (1325, 150500), (1484, 134375), (1505, 132500), (1750, 113950), (1855, 107500), (2150, 92750), (2279, 87500), (2500, 79765), (2650, 75250), (3010, 66250), (3125, 63812), (3500, 56975), (3710, 53750), (4300, 46375), (4375, 45580), (4558, 43750), (5300, 37625), (5375, 37100), (6020, 33125), (6250, 31906), (6625, 30100), (7420, 26875), (7525, 26500), (8750, 22790), (9116, 21875), (9275, 21500), (10750, 18550), (11395, 17500), (12500, 15953), (13250, 15050)]