49993720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1157

約数の個数: 96

約数和(自身を含む): 136663200

約数和(自身を除く): 86669480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1109, 1127, 1288, 1610, 1960, 2218, 2254, 3220, 4436, 4508, 5545, 5635, 6440, 7763, 8872, 9016, 11090, 11270, 15526, 22180, 22540, 25507, 31052, 38815, 44360, 45080, 51014, 54341, 62104, 77630, 102028, 108682, 127535, 155260, 178549, 204056, 217364, 255070, 271705, 310520, 357098, 434728, 510140, 543410, 714196, 892745, 1020280, 1086820, 1249843, 1428392, 1785490, 2173640, 2499686, 3570980, 4999372, 6249215, 7141960, 9998744, 12498430, 24996860, 49993720]

約数ペア:

[(1, 49993720), (2, 24996860), (4, 12498430), (5, 9998744), (7, 7141960), (8, 6249215), (10, 4999372), (14, 3570980), (20, 2499686), (23, 2173640), (28, 1785490), (35, 1428392), (40, 1249843), (46, 1086820), (49, 1020280), (56, 892745), (70, 714196), (92, 543410), (98, 510140), (115, 434728), (140, 357098), (161, 310520), (184, 271705), (196, 255070), (230, 217364), (245, 204056), (280, 178549), (322, 155260), (392, 127535), (460, 108682), (490, 102028), (644, 77630), (805, 62104), (920, 54341), (980, 51014), (1109, 45080), (1127, 44360), (1288, 38815), (1610, 31052), (1960, 25507), (2218, 22540), (2254, 22180), (3220, 15526), (4436, 11270), (4508, 11090), (5545, 9016), (5635, 8872), (6440, 7763)]