1317896525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 2045761920

約数和(自身を除く): 727865395

約数列:

[1, 5, 11, 17, 19, 25, 37, 55, 85, 95, 185, 187, 209, 275, 323, 401, 407, 425, 475, 629, 703, 925, 935, 1045, 1615, 2005, 2035, 3145, 3515, 3553, 4411, 4675, 5225, 6817, 6919, 7619, 7733, 8075, 10025, 10175, 11951, 14837, 15725, 17575, 17765, 22055, 34085, 34595, 38095, 38665, 59755, 74185, 74987, 83809, 88825, 110275, 129523, 131461, 163207, 170425, 172975, 190475, 193325, 252229, 281903, 298775, 370925, 374935, 419045, 647615, 657305, 816035, 1261145, 1409515, 1424753, 1874675, 2095225, 2774519, 3100933, 3238075, 3286525, 4080175, 4792351, 6305725, 7047575, 7123765, 13872595, 15504665, 23961755, 35618825, 52715861, 69362975, 77523325, 119808775, 263579305, 1317896525]

約数ペア:

[(1, 1317896525), (5, 263579305), (11, 119808775), (17, 77523325), (19, 69362975), (25, 52715861), (37, 35618825), (55, 23961755), (85, 15504665), (95, 13872595), (185, 7123765), (187, 7047575), (209, 6305725), (275, 4792351), (323, 4080175), (401, 3286525), (407, 3238075), (425, 3100933), (475, 2774519), (629, 2095225), (703, 1874675), (925, 1424753), (935, 1409515), (1045, 1261145), (1615, 816035), (2005, 657305), (2035, 647615), (3145, 419045), (3515, 374935), (3553, 370925), (4411, 298775), (4675, 281903), (5225, 252229), (6817, 193325), (6919, 190475), (7619, 172975), (7733, 170425), (8075, 163207), (10025, 131461), (10175, 129523), (11951, 110275), (14837, 88825), (15725, 83809), (17575, 74987), (17765, 74185), (22055, 59755), (34085, 38665), (34595, 38095)]