256475003900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{553583}}^1$

素因数の和:553751

約数の個数: 72

約数和(自身を含む): 575171561664

約数和(自身を除く): 318696557764

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 113, 164, 205, 226, 410, 452, 565, 820, 1025, 1130, 2050, 2260, 2825, 4100, 4633, 5650, 9266, 11300, 18532, 23165, 46330, 92660, 115825, 231650, 463300, 553583, 1107166, 2214332, 2767915, 5535830, 11071660, 13839575, 22696903, 27679150, 45393806, 55358300, 62554879, 90787612, 113484515, 125109758, 226969030, 250219516, 312774395, 453938060, 567422575, 625548790, 1134845150, 1251097580, 1563871975, 2269690300, 2564750039, 3127743950, 5129500078, 6255487900, 10259000156, 12823750195, 25647500390, 51295000780, 64118750975, 128237501950, 256475003900]

約数ペア:

[(1, 256475003900), (2, 128237501950), (4, 64118750975), (5, 51295000780), (10, 25647500390), (20, 12823750195), (25, 10259000156), (41, 6255487900), (50, 5129500078), (82, 3127743950), (100, 2564750039), (113, 2269690300), (164, 1563871975), (205, 1251097580), (226, 1134845150), (410, 625548790), (452, 567422575), (565, 453938060), (820, 312774395), (1025, 250219516), (1130, 226969030), (2050, 125109758), (2260, 113484515), (2825, 90787612), (4100, 62554879), (4633, 55358300), (5650, 45393806), (9266, 27679150), (11300, 22696903), (18532, 13839575), (23165, 11071660), (46330, 5535830), (92660, 2767915), (115825, 2214332), (231650, 1107166), (463300, 553583)]