90299404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 178084620

約数和(自身を除く): 87785216

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 139, 169, 278, 338, 403, 556, 676, 806, 961, 1612, 1807, 1922, 3614, 3844, 4309, 5239, 7228, 8618, 10478, 12493, 17236, 20956, 23491, 24986, 46982, 49972, 56017, 93964, 112034, 133579, 162409, 224068, 267158, 324818, 534316, 649636, 728221, 1456442, 1736527, 2912884, 3473054, 6946108, 22574851, 45149702, 90299404]

約数ペア:

[(1, 90299404), (2, 45149702), (4, 22574851), (13, 6946108), (26, 3473054), (31, 2912884), (52, 1736527), (62, 1456442), (124, 728221), (139, 649636), (169, 534316), (278, 324818), (338, 267158), (403, 224068), (556, 162409), (676, 133579), (806, 112034), (961, 93964), (1612, 56017), (1807, 49972), (1922, 46982), (3614, 24986), (3844, 23491), (4309, 20956), (5239, 17236), (7228, 12493), (8618, 10478)]