20452499375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6967}}^1$

素因数の和:7066

約数の個数: 80

約数和(自身を含む): 32390831616

約数和(自身を除く): 11938332241

約数列:

[1, 5, 7, 11, 25, 35, 55, 61, 77, 125, 175, 275, 305, 385, 427, 625, 671, 875, 1375, 1525, 1925, 2135, 3355, 4375, 4697, 6875, 6967, 7625, 9625, 10675, 16775, 23485, 34835, 38125, 48125, 48769, 53375, 76637, 83875, 117425, 174175, 243845, 266875, 383185, 419375, 424987, 536459, 587125, 870875, 1219225, 1915925, 2124935, 2682295, 2935625, 2974909, 4354375, 4674857, 6096125, 9579625, 10624675, 13411475, 14874545, 23374285, 30480625, 32723999, 47898125, 53123375, 67057375, 74372725, 116871425, 163619995, 265616875, 335286875, 371863625, 584357125, 818099975, 1859318125, 2921785625, 4090499875, 20452499375]

約数ペア:

[(1, 20452499375), (5, 4090499875), (7, 2921785625), (11, 1859318125), (25, 818099975), (35, 584357125), (55, 371863625), (61, 335286875), (77, 265616875), (125, 163619995), (175, 116871425), (275, 74372725), (305, 67057375), (385, 53123375), (427, 47898125), (625, 32723999), (671, 30480625), (875, 23374285), (1375, 14874545), (1525, 13411475), (1925, 10624675), (2135, 9579625), (3355, 6096125), (4375, 4674857), (4697, 4354375), (6875, 2974909), (6967, 2935625), (7625, 2682295), (9625, 2124935), (10675, 1915925), (16775, 1219225), (23485, 870875), (34835, 587125), (38125, 536459), (48125, 424987), (48769, 419375), (53375, 383185), (76637, 266875), (83875, 243845), (117425, 174175)]