200038520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 518270400

約数和(自身を除く): 318231880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 61, 88, 110, 116, 122, 145, 220, 232, 244, 257, 290, 305, 319, 440, 488, 514, 580, 610, 638, 671, 1028, 1160, 1220, 1276, 1285, 1342, 1595, 1769, 2056, 2440, 2552, 2570, 2684, 2827, 3190, 3355, 3538, 5140, 5368, 5654, 6380, 6710, 7076, 7453, 8845, 10280, 11308, 12760, 13420, 14135, 14152, 14906, 15677, 17690, 19459, 22616, 26840, 28270, 29812, 31354, 35380, 37265, 38918, 56540, 59624, 62708, 70760, 74530, 77836, 78385, 81983, 97295, 113080, 125416, 149060, 155672, 156770, 163966, 172447, 194590, 298120, 313540, 327932, 344894, 389180, 409915, 454633, 627080, 655864, 689788, 778360, 819830, 862235, 909266, 1379576, 1639660, 1724470, 1818532, 2273165, 3279320, 3448940, 3637064, 4546330, 5000963, 6897880, 9092660, 10001926, 18185320, 20003852, 25004815, 40007704, 50009630, 100019260, 200038520]

約数ペア:

[(1, 200038520), (2, 100019260), (4, 50009630), (5, 40007704), (8, 25004815), (10, 20003852), (11, 18185320), (20, 10001926), (22, 9092660), (29, 6897880), (40, 5000963), (44, 4546330), (55, 3637064), (58, 3448940), (61, 3279320), (88, 2273165), (110, 1818532), (116, 1724470), (122, 1639660), (145, 1379576), (220, 909266), (232, 862235), (244, 819830), (257, 778360), (290, 689788), (305, 655864), (319, 627080), (440, 454633), (488, 409915), (514, 389180), (580, 344894), (610, 327932), (638, 313540), (671, 298120), (1028, 194590), (1160, 172447), (1220, 163966), (1276, 156770), (1285, 155672), (1342, 149060), (1595, 125416), (1769, 113080), (2056, 97295), (2440, 81983), (2552, 78385), (2570, 77836), (2684, 74530), (2827, 70760), (3190, 62708), (3355, 59624), (3538, 56540), (5140, 38918), (5368, 37265), (5654, 35380), (6380, 31354), (6710, 29812), (7076, 28270), (7453, 26840), (8845, 22616), (10280, 19459), (11308, 17690), (12760, 15677), (13420, 14906), (14135, 14152)]