314735900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 701267616

約数和(自身を除く): 386531716

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 97, 100, 142, 194, 284, 355, 388, 457, 485, 710, 914, 970, 1420, 1775, 1828, 1940, 2285, 2425, 3550, 4570, 4850, 6887, 7100, 9140, 9700, 11425, 13774, 22850, 27548, 32447, 34435, 44329, 45700, 64894, 68870, 88658, 129788, 137740, 162235, 172175, 177316, 221645, 324470, 344350, 443290, 648940, 688700, 811175, 886580, 1108225, 1622350, 2216450, 3147359, 3244700, 4432900, 6294718, 12589436, 15736795, 31473590, 62947180, 78683975, 157367950, 314735900]

約数ペア:

[(1, 314735900), (2, 157367950), (4, 78683975), (5, 62947180), (10, 31473590), (20, 15736795), (25, 12589436), (50, 6294718), (71, 4432900), (97, 3244700), (100, 3147359), (142, 2216450), (194, 1622350), (284, 1108225), (355, 886580), (388, 811175), (457, 688700), (485, 648940), (710, 443290), (914, 344350), (970, 324470), (1420, 221645), (1775, 177316), (1828, 172175), (1940, 162235), (2285, 137740), (2425, 129788), (3550, 88658), (4570, 68870), (4850, 64894), (6887, 45700), (7100, 44329), (9140, 34435), (9700, 32447), (11425, 27548), (13774, 22850)]