71301568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2061

約数の個数: 56

約数和(自身を含む): 155994608

約数和(自身を除く): 84693040

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 559, 688, 832, 1118, 1376, 1993, 2236, 2752, 3986, 4472, 7972, 8944, 15944, 17888, 25909, 31888, 35776, 51818, 63776, 85699, 103636, 127552, 171398, 207272, 342796, 414544, 685592, 829088, 1114087, 1371184, 1658176, 2228174, 2742368, 4456348, 5484736, 8912696, 17825392, 35650784, 71301568]

約数ペア:

[(1, 71301568), (2, 35650784), (4, 17825392), (8, 8912696), (13, 5484736), (16, 4456348), (26, 2742368), (32, 2228174), (43, 1658176), (52, 1371184), (64, 1114087), (86, 829088), (104, 685592), (172, 414544), (208, 342796), (344, 207272), (416, 171398), (559, 127552), (688, 103636), (832, 85699), (1118, 63776), (1376, 51818), (1993, 35776), (2236, 31888), (2752, 25909), (3986, 17888), (4472, 15944), (7972, 8944)]