208088925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 409152384

約数和(自身を除く): 201063459

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 37, 51, 55, 75, 85, 111, 165, 185, 187, 255, 275, 401, 407, 425, 555, 561, 629, 825, 925, 935, 1203, 1221, 1275, 1887, 2005, 2035, 2775, 2805, 3145, 4411, 4675, 6015, 6105, 6817, 6919, 9435, 10025, 10175, 13233, 14025, 14837, 15725, 20451, 20757, 22055, 30075, 30525, 34085, 34595, 44511, 47175, 66165, 74185, 74987, 102255, 103785, 110275, 163207, 170425, 172975, 222555, 224961, 252229, 330825, 370925, 374935, 489621, 511275, 518925, 756687, 816035, 1112775, 1124805, 1261145, 1874675, 2448105, 2774519, 3783435, 4080175, 5624025, 6305725, 8323557, 12240525, 13872595, 18917175, 41617785, 69362975, 208088925]

約数ペア:

[(1, 208088925), (3, 69362975), (5, 41617785), (11, 18917175), (15, 13872595), (17, 12240525), (25, 8323557), (33, 6305725), (37, 5624025), (51, 4080175), (55, 3783435), (75, 2774519), (85, 2448105), (111, 1874675), (165, 1261145), (185, 1124805), (187, 1112775), (255, 816035), (275, 756687), (401, 518925), (407, 511275), (425, 489621), (555, 374935), (561, 370925), (629, 330825), (825, 252229), (925, 224961), (935, 222555), (1203, 172975), (1221, 170425), (1275, 163207), (1887, 110275), (2005, 103785), (2035, 102255), (2775, 74987), (2805, 74185), (3145, 66165), (4411, 47175), (4675, 44511), (6015, 34595), (6105, 34085), (6817, 30525), (6919, 30075), (9435, 22055), (10025, 20757), (10175, 20451), (13233, 15725), (14025, 14837)]