528099775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2237}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 799234560

約数和(自身を除く): 271134785

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 355, 475, 497, 665, 1349, 1775, 2237, 2485, 3325, 6745, 9443, 11185, 12425, 15659, 33725, 42503, 47215, 55925, 78295, 158827, 212515, 236075, 297521, 391475, 794135, 1062575, 1111789, 1487605, 3017713, 3970675, 5558945, 7438025, 15088565, 21123991, 27794725, 75442825, 105619955, 528099775]

約数ペア:

[(1, 528099775), (5, 105619955), (7, 75442825), (19, 27794725), (25, 21123991), (35, 15088565), (71, 7438025), (95, 5558945), (133, 3970675), (175, 3017713), (355, 1487605), (475, 1111789), (497, 1062575), (665, 794135), (1349, 391475), (1775, 297521), (2237, 236075), (2485, 212515), (3325, 158827), (6745, 78295), (9443, 55925), (11185, 47215), (12425, 42503), (15659, 33725)]