17668439425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1175

約数の個数: 96

約数和(自身を含む): 27648230400

約数和(自身を除く): 9979790975

約数列:

[1, 5, 7, 13, 25, 35, 59, 65, 91, 139, 175, 295, 325, 413, 455, 695, 767, 947, 973, 1475, 1807, 2065, 2275, 3475, 3835, 4735, 4865, 5369, 6629, 8201, 9035, 10325, 12311, 12649, 19175, 23675, 24325, 26845, 33145, 41005, 45175, 55873, 57407, 61555, 63245, 86177, 106613, 131633, 134225, 165725, 205025, 279365, 287035, 307775, 316225, 391111, 430885, 533065, 658165, 726349, 746291, 921431, 1396825, 1435175, 1711229, 1955555, 2154425, 2665325, 3290825, 3631745, 3731455, 4607155, 5084443, 7766347, 8556145, 9777775, 11978603, 18158725, 18657275, 23035775, 25422215, 38831735, 42780725, 54364429, 59893015, 100962511, 127111075, 194158675, 271822145, 299465075, 504812555, 706737577, 1359110725, 2524062775, 3533687885, 17668439425]

約数ペア:

[(1, 17668439425), (5, 3533687885), (7, 2524062775), (13, 1359110725), (25, 706737577), (35, 504812555), (59, 299465075), (65, 271822145), (91, 194158675), (139, 127111075), (175, 100962511), (295, 59893015), (325, 54364429), (413, 42780725), (455, 38831735), (695, 25422215), (767, 23035775), (947, 18657275), (973, 18158725), (1475, 11978603), (1807, 9777775), (2065, 8556145), (2275, 7766347), (3475, 5084443), (3835, 4607155), (4735, 3731455), (4865, 3631745), (5369, 3290825), (6629, 2665325), (8201, 2154425), (9035, 1955555), (10325, 1711229), (12311, 1435175), (12649, 1396825), (19175, 921431), (23675, 746291), (24325, 726349), (26845, 658165), (33145, 533065), (41005, 430885), (45175, 391111), (55873, 316225), (57407, 307775), (61555, 287035), (63245, 279365), (86177, 205025), (106613, 165725), (131633, 134225)]