179999144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1801}}^1$

素因数の和:1882

約数の個数: 48

約数和(自身を含む): 375771060

約数和(自身を除く): 195771916

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 961, 1612, 1801, 1922, 3224, 3602, 3844, 7204, 7688, 12493, 14408, 23413, 24986, 46826, 49972, 55831, 93652, 99944, 111662, 187304, 223324, 446648, 725803, 1451606, 1730761, 2903212, 3461522, 5806424, 6923044, 13846088, 22499893, 44999786, 89999572, 179999144]

約数ペア:

[(1, 179999144), (2, 89999572), (4, 44999786), (8, 22499893), (13, 13846088), (26, 6923044), (31, 5806424), (52, 3461522), (62, 2903212), (104, 1730761), (124, 1451606), (248, 725803), (403, 446648), (806, 223324), (961, 187304), (1612, 111662), (1801, 99944), (1922, 93652), (3224, 55831), (3602, 49972), (3844, 46826), (7204, 24986), (7688, 23413), (12493, 14408)]