487693570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{76561}}^1$

素因数の和:76595

約数の個数: 48

約数和(自身を含む): 1099736568

約数和(自身を除く): 612042998

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 76561, 153122, 382805, 535927, 765610, 995293, 1071854, 1990586, 2679635, 3751489, 4976465, 5359270, 6967051, 7502978, 9952930, 13934102, 18757445, 34835255, 37514890, 48769357, 69670510, 97538714, 243846785, 487693570]

約数ペア:

[(1, 487693570), (2, 243846785), (5, 97538714), (7, 69670510), (10, 48769357), (13, 37514890), (14, 34835255), (26, 18757445), (35, 13934102), (49, 9952930), (65, 7502978), (70, 6967051), (91, 5359270), (98, 4976465), (130, 3751489), (182, 2679635), (245, 1990586), (455, 1071854), (490, 995293), (637, 765610), (910, 535927), (1274, 382805), (3185, 153122), (6370, 76561)]