220172025

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 372851136

約数和(自身を除く): 152679111

約数列:

[1, 3, 5, 15, 25, 75, 83, 113, 249, 313, 339, 415, 565, 939, 1245, 1565, 1695, 2075, 2825, 4695, 6225, 7825, 8475, 9379, 23475, 25979, 28137, 35369, 46895, 77937, 106107, 129895, 140685, 176845, 234475, 389685, 530535, 649475, 703425, 884225, 1948425, 2652675, 2935627, 8806881, 14678135, 44034405, 73390675, 220172025]

約数ペア:

[(1, 220172025), (3, 73390675), (5, 44034405), (15, 14678135), (25, 8806881), (75, 2935627), (83, 2652675), (113, 1948425), (249, 884225), (313, 703425), (339, 649475), (415, 530535), (565, 389685), (939, 234475), (1245, 176845), (1565, 140685), (1695, 129895), (2075, 106107), (2825, 77937), (4695, 46895), (6225, 35369), (7825, 28137), (8475, 25979), (9379, 23475)]