20160237375

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2251}}^1$

素因数の和:2710

約数の個数: 96

約数和(自身を含む): 38363270400

約数和(自身を除く): 18203033025

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 419, 475, 855, 1125, 1257, 1425, 2095, 2251, 2375, 3771, 4275, 6285, 6753, 7125, 7961, 10475, 11255, 18855, 20259, 21375, 23883, 31425, 33765, 39805, 42769, 52375, 56275, 71649, 94275, 101295, 119415, 128307, 157125, 168825, 199025, 213845, 281375, 358245, 384921, 471375, 506475, 597075, 641535, 844125, 943169, 995125, 1069225, 1791225, 1924605, 2532375, 2829507, 2985375, 3207675, 4715845, 5346125, 8488521, 8956125, 9623025, 14147535, 16038375, 17920211, 23579225, 42442605, 48115125, 53760633, 70737675, 89601055, 117896125, 161281899, 212213025, 268803165, 353688375, 448005275, 806409495, 1061065125, 1344015825, 2240026375, 4032047475, 6720079125, 20160237375]

約数ペア:

[(1, 20160237375), (3, 6720079125), (5, 4032047475), (9, 2240026375), (15, 1344015825), (19, 1061065125), (25, 806409495), (45, 448005275), (57, 353688375), (75, 268803165), (95, 212213025), (125, 161281899), (171, 117896125), (225, 89601055), (285, 70737675), (375, 53760633), (419, 48115125), (475, 42442605), (855, 23579225), (1125, 17920211), (1257, 16038375), (1425, 14147535), (2095, 9623025), (2251, 8956125), (2375, 8488521), (3771, 5346125), (4275, 4715845), (6285, 3207675), (6753, 2985375), (7125, 2829507), (7961, 2532375), (10475, 1924605), (11255, 1791225), (18855, 1069225), (20259, 995125), (21375, 943169), (23883, 844125), (31425, 641535), (33765, 597075), (39805, 506475), (42769, 471375), (52375, 384921), (56275, 358245), (71649, 281375), (94275, 213845), (101295, 199025), (119415, 168825), (128307, 157125)]