777727785825

素因数分解:

$3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{141971}}^1$

素因数の和:142335

約数の個数: 72

約数和(自身を含む): 1412974626336

約数和(自身を除く): 635246840511

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 251, 291, 485, 753, 873, 1255, 1455, 2259, 2425, 3765, 4365, 6275, 7275, 11295, 18825, 21825, 24347, 56475, 73041, 121735, 141971, 219123, 365205, 425913, 608675, 709855, 1095615, 1277739, 1826025, 2129565, 3549275, 5478075, 6388695, 10647825, 13771187, 31943475, 35634721, 41313561, 68855935, 106904163, 123940683, 178173605, 206567805, 320712489, 344279675, 534520815, 619703415, 890868025, 1032839025, 1603562445, 2672604075, 3098517075, 3456567937, 8017812225, 10369703811, 17282839685, 31109111433, 51848519055, 86414198425, 155545557165, 259242595275, 777727785825]

約数ペア:

[(1, 777727785825), (3, 259242595275), (5, 155545557165), (9, 86414198425), (15, 51848519055), (25, 31109111433), (45, 17282839685), (75, 10369703811), (97, 8017812225), (225, 3456567937), (251, 3098517075), (291, 2672604075), (485, 1603562445), (753, 1032839025), (873, 890868025), (1255, 619703415), (1455, 534520815), (2259, 344279675), (2425, 320712489), (3765, 206567805), (4365, 178173605), (6275, 123940683), (7275, 106904163), (11295, 68855935), (18825, 41313561), (21825, 35634721), (24347, 31943475), (56475, 13771187), (73041, 10647825), (121735, 6388695), (141971, 5478075), (219123, 3549275), (365205, 2129565), (425913, 1826025), (608675, 1277739), (709855, 1095615)]