159922825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{659}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 210656160

約数和(自身を除く): 50733335

約数列:

[1, 5, 17, 25, 85, 425, 571, 659, 2855, 3295, 9707, 11203, 14275, 16475, 48535, 56015, 242675, 280075, 376289, 1881445, 6396913, 9407225, 31984565, 159922825]

約数ペア:

[(1, 159922825), (5, 31984565), (17, 9407225), (25, 6396913), (85, 1881445), (425, 376289), (571, 280075), (659, 242675), (2855, 56015), (3295, 48535), (9707, 16475), (11203, 14275)]