71959888

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4493}}^1$

素因数の和:4532

約数の個数: 80

約数和(自身を含む): 187238016

約数和(自身を除く): 115278128

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 4493, 8008, 8986, 16016, 17972, 31451, 35944, 49423, 58409, 62902, 71888, 98846, 116818, 125804, 197692, 233636, 251608, 345961, 395384, 408863, 467272, 503216, 642499, 691922, 790768, 817726, 934544, 1284998, 1383844, 1635452, 2569996, 2767688, 3270904, 4497493, 5139992, 5535376, 6541808, 8994986, 10279984, 17989972, 35979944, 71959888]

約数ペア:

[(1, 71959888), (2, 35979944), (4, 17989972), (7, 10279984), (8, 8994986), (11, 6541808), (13, 5535376), (14, 5139992), (16, 4497493), (22, 3270904), (26, 2767688), (28, 2569996), (44, 1635452), (52, 1383844), (56, 1284998), (77, 934544), (88, 817726), (91, 790768), (104, 691922), (112, 642499), (143, 503216), (154, 467272), (176, 408863), (182, 395384), (208, 345961), (286, 251608), (308, 233636), (364, 197692), (572, 125804), (616, 116818), (728, 98846), (1001, 71888), (1144, 62902), (1232, 58409), (1456, 49423), (2002, 35944), (2288, 31451), (4004, 17972), (4493, 16016), (8008, 8986)]