201601555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 270200448

約数和(自身を除く): 68598893

約数列:

[1, 5, 17, 23, 85, 101, 115, 391, 505, 1021, 1717, 1955, 2323, 5105, 8585, 11615, 17357, 23483, 39491, 86785, 103121, 117415, 197455, 399211, 515605, 1753057, 1996055, 2371783, 8765285, 11858915, 40320311, 201601555]

約数ペア:

[(1, 201601555), (5, 40320311), (17, 11858915), (23, 8765285), (85, 2371783), (101, 1996055), (115, 1753057), (391, 515605), (505, 399211), (1021, 197455), (1717, 117415), (1955, 103121), (2323, 86785), (5105, 39491), (8585, 23483), (11615, 17357)]