125067920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 299230848

約数和(自身を除く): 174162928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 97, 142, 194, 227, 284, 355, 388, 454, 485, 568, 710, 776, 908, 970, 1135, 1136, 1420, 1552, 1816, 1940, 2270, 2840, 3632, 3880, 4540, 5680, 6887, 7760, 9080, 13774, 16117, 18160, 22019, 27548, 32234, 34435, 44038, 55096, 64468, 68870, 80585, 88076, 110095, 110192, 128936, 137740, 161170, 176152, 220190, 257872, 275480, 322340, 352304, 440380, 550960, 644680, 880760, 1289360, 1563349, 1761520, 3126698, 6253396, 7816745, 12506792, 15633490, 25013584, 31266980, 62533960, 125067920]

約数ペア:

[(1, 125067920), (2, 62533960), (4, 31266980), (5, 25013584), (8, 15633490), (10, 12506792), (16, 7816745), (20, 6253396), (40, 3126698), (71, 1761520), (80, 1563349), (97, 1289360), (142, 880760), (194, 644680), (227, 550960), (284, 440380), (355, 352304), (388, 322340), (454, 275480), (485, 257872), (568, 220190), (710, 176152), (776, 161170), (908, 137740), (970, 128936), (1135, 110192), (1136, 110095), (1420, 88076), (1552, 80585), (1816, 68870), (1940, 64468), (2270, 55096), (2840, 44038), (3632, 34435), (3880, 32234), (4540, 27548), (5680, 22019), (6887, 18160), (7760, 16117), (9080, 13774)]