30211700

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{761}}^1$

素因数の和:1172

約数の個数: 36

約数和(自身を含む): 65810892

約数和(自身を除く): 35599192

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 761, 794, 1522, 1588, 1985, 3044, 3805, 3970, 7610, 7940, 9925, 15220, 19025, 19850, 38050, 39700, 76100, 302117, 604234, 1208468, 1510585, 3021170, 6042340, 7552925, 15105850, 30211700]

約数ペア:

[(1, 30211700), (2, 15105850), (4, 7552925), (5, 6042340), (10, 3021170), (20, 1510585), (25, 1208468), (50, 604234), (100, 302117), (397, 76100), (761, 39700), (794, 38050), (1522, 19850), (1588, 19025), (1985, 15220), (3044, 9925), (3805, 7940), (3970, 7610)]