131508736

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:585

約数の個数: 80

約数和(自身を含む): 288363240

約数和(自身を除く): 156854504

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 128, 136, 232, 256, 272, 464, 493, 512, 521, 544, 928, 986, 1042, 1088, 1856, 1972, 2084, 2176, 3712, 3944, 4168, 4352, 7424, 7888, 8336, 8704, 8857, 14848, 15109, 15776, 16672, 17714, 30218, 31552, 33344, 35428, 60436, 63104, 66688, 70856, 120872, 126208, 133376, 141712, 241744, 252416, 256853, 266752, 283424, 483488, 513706, 566848, 966976, 1027412, 1133696, 1933952, 2054824, 2267392, 3867904, 4109648, 4534784, 7735808, 8219296, 16438592, 32877184, 65754368, 131508736]

約数ペア:

[(1, 131508736), (2, 65754368), (4, 32877184), (8, 16438592), (16, 8219296), (17, 7735808), (29, 4534784), (32, 4109648), (34, 3867904), (58, 2267392), (64, 2054824), (68, 1933952), (116, 1133696), (128, 1027412), (136, 966976), (232, 566848), (256, 513706), (272, 483488), (464, 283424), (493, 266752), (512, 256853), (521, 252416), (544, 241744), (928, 141712), (986, 133376), (1042, 126208), (1088, 120872), (1856, 70856), (1972, 66688), (2084, 63104), (2176, 60436), (3712, 35428), (3944, 33344), (4168, 31552), (4352, 30218), (7424, 17714), (7888, 16672), (8336, 15776), (8704, 15109), (8857, 14848)]