80319316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 178871168

約数和(自身を除く): 98551852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 151, 154, 157, 242, 302, 308, 314, 484, 604, 628, 847, 1057, 1099, 1661, 1694, 1727, 2114, 2198, 3322, 3388, 3454, 4228, 4396, 6644, 6908, 11627, 12089, 18271, 18997, 23254, 23707, 24178, 36542, 37994, 46508, 47414, 48356, 73084, 75988, 94828, 127897, 132979, 165949, 255794, 260777, 265958, 331898, 511588, 521554, 531916, 663796, 1043108, 1825439, 2868547, 3650878, 5737094, 7301756, 11474188, 20079829, 40159658, 80319316]

約数ペア:

[(1, 80319316), (2, 40159658), (4, 20079829), (7, 11474188), (11, 7301756), (14, 5737094), (22, 3650878), (28, 2868547), (44, 1825439), (77, 1043108), (121, 663796), (151, 531916), (154, 521554), (157, 511588), (242, 331898), (302, 265958), (308, 260777), (314, 255794), (484, 165949), (604, 132979), (628, 127897), (847, 94828), (1057, 75988), (1099, 73084), (1661, 48356), (1694, 47414), (1727, 46508), (2114, 37994), (2198, 36542), (3322, 24178), (3388, 23707), (3454, 23254), (4228, 18997), (4396, 18271), (6644, 12089), (6908, 11627)]