161373856

素因数分解:

$2^5\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1182

約数の個数: 72

約数和(自身を含む): 373736916

約数和(自身を除く): 212363060

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 97, 98, 112, 194, 196, 224, 388, 392, 679, 776, 784, 1061, 1358, 1552, 1568, 2122, 2716, 3104, 4244, 4753, 5432, 7427, 8488, 9506, 10864, 14854, 16976, 19012, 21728, 29708, 33952, 38024, 51989, 59416, 76048, 102917, 103978, 118832, 152096, 205834, 207956, 237664, 411668, 415912, 720419, 823336, 831824, 1440838, 1646672, 1663648, 2881676, 3293344, 5042933, 5763352, 10085866, 11526704, 20171732, 23053408, 40343464, 80686928, 161373856]

約数ペア:

[(1, 161373856), (2, 80686928), (4, 40343464), (7, 23053408), (8, 20171732), (14, 11526704), (16, 10085866), (28, 5763352), (32, 5042933), (49, 3293344), (56, 2881676), (97, 1663648), (98, 1646672), (112, 1440838), (194, 831824), (196, 823336), (224, 720419), (388, 415912), (392, 411668), (679, 237664), (776, 207956), (784, 205834), (1061, 152096), (1358, 118832), (1552, 103978), (1568, 102917), (2122, 76048), (2716, 59416), (3104, 51989), (4244, 38024), (4753, 33952), (5432, 29708), (7427, 21728), (8488, 19012), (9506, 16976), (10864, 14854)]