20184343375

素因数分解:

$5^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 96

約数和(自身を含む): 30167354880

約数和(自身を除く): 9983011505

約数列:

[1, 5, 7, 25, 35, 49, 61, 89, 125, 175, 245, 305, 427, 445, 607, 623, 875, 1225, 1525, 2135, 2225, 2989, 3035, 3115, 4249, 4361, 5429, 6125, 7625, 10675, 11125, 14945, 15175, 15575, 21245, 21805, 27145, 29743, 37027, 38003, 53375, 54023, 74725, 75875, 77875, 106225, 109025, 135725, 148715, 185135, 190015, 259189, 266021, 270115, 373625, 378161, 531125, 545125, 678625, 743575, 925675, 950075, 1295945, 1330105, 1350575, 1814323, 1890805, 2647127, 3295403, 3717875, 4628375, 4750375, 6479725, 6650525, 6752875, 9071615, 9454025, 13235635, 16477015, 23067821, 32398625, 33252625, 45358075, 47270125, 66178175, 82385075, 115339105, 161474747, 226790375, 330890875, 411925375, 576695525, 807373735, 2883477625, 4036868675, 20184343375]

約数ペア:

[(1, 20184343375), (5, 4036868675), (7, 2883477625), (25, 807373735), (35, 576695525), (49, 411925375), (61, 330890875), (89, 226790375), (125, 161474747), (175, 115339105), (245, 82385075), (305, 66178175), (427, 47270125), (445, 45358075), (607, 33252625), (623, 32398625), (875, 23067821), (1225, 16477015), (1525, 13235635), (2135, 9454025), (2225, 9071615), (2989, 6752875), (3035, 6650525), (3115, 6479725), (4249, 4750375), (4361, 4628375), (5429, 3717875), (6125, 3295403), (7625, 2647127), (10675, 1890805), (11125, 1814323), (14945, 1350575), (15175, 1330105), (15575, 1295945), (21245, 950075), (21805, 925675), (27145, 743575), (29743, 678625), (37027, 545125), (38003, 531125), (53375, 378161), (54023, 373625), (74725, 270115), (75875, 266021), (77875, 259189), (106225, 190015), (109025, 185135), (135725, 148715)]