131290208

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 323132544

約数和(自身を除く): 191842336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 49, 56, 62, 73, 74, 98, 112, 124, 146, 148, 196, 217, 224, 248, 259, 292, 296, 392, 434, 496, 511, 518, 584, 592, 784, 868, 992, 1022, 1036, 1147, 1168, 1184, 1519, 1568, 1736, 1813, 2044, 2072, 2263, 2294, 2336, 2701, 3038, 3472, 3577, 3626, 4088, 4144, 4526, 4588, 5402, 6076, 6944, 7154, 7252, 8029, 8176, 8288, 9052, 9176, 10804, 12152, 14308, 14504, 15841, 16058, 16352, 18104, 18352, 18907, 21608, 24304, 28616, 29008, 31682, 32116, 36208, 36704, 37814, 43216, 48608, 56203, 57232, 58016, 63364, 64232, 72416, 75628, 83731, 86432, 110887, 112406, 114464, 126728, 128464, 132349, 151256, 167462, 221774, 224812, 253456, 256928, 264698, 302512, 334924, 443548, 449624, 506912, 529396, 586117, 605024, 669848, 887096, 899248, 1058792, 1172234, 1339696, 1774192, 1798496, 2117584, 2344468, 2679392, 3548384, 4102819, 4235168, 4688936, 8205638, 9377872, 16411276, 18755744, 32822552, 65645104, 131290208]

約数ペア:

[(1, 131290208), (2, 65645104), (4, 32822552), (7, 18755744), (8, 16411276), (14, 9377872), (16, 8205638), (28, 4688936), (31, 4235168), (32, 4102819), (37, 3548384), (49, 2679392), (56, 2344468), (62, 2117584), (73, 1798496), (74, 1774192), (98, 1339696), (112, 1172234), (124, 1058792), (146, 899248), (148, 887096), (196, 669848), (217, 605024), (224, 586117), (248, 529396), (259, 506912), (292, 449624), (296, 443548), (392, 334924), (434, 302512), (496, 264698), (511, 256928), (518, 253456), (584, 224812), (592, 221774), (784, 167462), (868, 151256), (992, 132349), (1022, 128464), (1036, 126728), (1147, 114464), (1168, 112406), (1184, 110887), (1519, 86432), (1568, 83731), (1736, 75628), (1813, 72416), (2044, 64232), (2072, 63364), (2263, 58016), (2294, 57232), (2336, 56203), (2701, 48608), (3038, 43216), (3472, 37814), (3577, 36704), (3626, 36208), (4088, 32116), (4144, 31682), (4526, 29008), (4588, 28616), (5402, 24304), (6076, 21608), (6944, 18907), (7154, 18352), (7252, 18104), (8029, 16352), (8176, 16058), (8288, 15841), (9052, 14504), (9176, 14308), (10804, 12152)]