42168925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 55717416

約数和(自身を除く): 13548491

約数列:

[1, 5, 17, 25, 85, 313, 317, 425, 1565, 1585, 5321, 5389, 7825, 7925, 26605, 26945, 99221, 133025, 134725, 496105, 1686757, 2480525, 8433785, 42168925]

約数ペア:

[(1, 42168925), (5, 8433785), (17, 2480525), (25, 1686757), (85, 496105), (313, 134725), (317, 133025), (425, 99221), (1565, 26945), (1585, 26605), (5321, 7925), (5389, 7825)]