145605812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 286191360

約数和(自身を除く): 140585548

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 181, 188, 362, 389, 517, 724, 778, 1034, 1556, 1991, 2068, 3982, 4279, 7964, 8507, 8558, 17014, 17116, 18283, 34028, 36566, 70409, 73132, 93577, 140818, 187154, 201113, 281636, 374308, 402226, 774499, 804452, 1548998, 3097996, 3309223, 6618446, 13236892, 36401453, 72802906, 145605812]

約数ペア:

[(1, 145605812), (2, 72802906), (4, 36401453), (11, 13236892), (22, 6618446), (44, 3309223), (47, 3097996), (94, 1548998), (181, 804452), (188, 774499), (362, 402226), (389, 374308), (517, 281636), (724, 201113), (778, 187154), (1034, 140818), (1556, 93577), (1991, 73132), (2068, 70409), (3982, 36566), (4279, 34028), (7964, 18283), (8507, 17116), (8558, 17014)]