195216145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 250085376

約数和(自身を除く): 54869231

約数列:

[1, 5, 31, 47, 127, 155, 211, 235, 635, 1055, 1457, 3937, 5969, 6541, 7285, 9917, 19685, 26797, 29845, 32705, 49585, 133985, 185039, 307427, 830707, 925195, 1259459, 1537135, 4153535, 6297295, 39043229, 195216145]

約数ペア:

[(1, 195216145), (5, 39043229), (31, 6297295), (47, 4153535), (127, 1537135), (155, 1259459), (211, 925195), (235, 830707), (635, 307427), (1055, 185039), (1457, 133985), (3937, 49585), (5969, 32705), (6541, 29845), (7285, 26797), (9917, 19685)]