201965555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 271814400

約数和(自身を除く): 69848845

約数列:

[1, 5, 11, 55, 59, 109, 295, 545, 571, 649, 1199, 2855, 3245, 5995, 6281, 6431, 31405, 32155, 33689, 62239, 70741, 168445, 311195, 353705, 370579, 684629, 1852895, 3423145, 3672101, 18360505, 40393111, 201965555]

約数ペア:

[(1, 201965555), (5, 40393111), (11, 18360505), (55, 3672101), (59, 3423145), (109, 1852895), (295, 684629), (545, 370579), (571, 353705), (649, 311195), (1199, 168445), (2855, 70741), (3245, 62239), (5995, 33689), (6281, 32155), (6431, 31405)]