201997014475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{751}}^1\times {\mathrm{347059}}^1$

素因数の和:347851

約数の個数: 24

約数和(自身を含む): 258901207040

約数和(自身を除く): 56904192565

約数列:

[1, 5, 25, 31, 155, 751, 775, 3755, 18775, 23281, 116405, 347059, 582025, 1735295, 8676475, 10758829, 53794145, 260641309, 268970725, 1303206545, 6516032725, 8079880579, 40399402895, 201997014475]

約数ペア:

[(1, 201997014475), (5, 40399402895), (25, 8079880579), (31, 6516032725), (155, 1303206545), (751, 268970725), (775, 260641309), (3755, 53794145), (18775, 10758829), (23281, 8676475), (116405, 1735295), (347059, 582025)]