205122383750

素因数分解:

$2^1\times 5^4\times {\mathrm{97}}^1\times {\mathrm{433}}^1\times {\mathrm{3907}}^1$

素因数の和:4459

約数の個数: 80

約数和(自身を含む): 389441876208

約数和(自身を除く): 184319492458

約数列:

[1, 2, 5, 10, 25, 50, 97, 125, 194, 250, 433, 485, 625, 866, 970, 1250, 2165, 2425, 3907, 4330, 4850, 7814, 10825, 12125, 19535, 21650, 24250, 39070, 42001, 54125, 60625, 84002, 97675, 108250, 121250, 195350, 210005, 270625, 378979, 420010, 488375, 541250, 757958, 976750, 1050025, 1691731, 1894895, 2100050, 2441875, 3383462, 3789790, 4883750, 5250125, 8458655, 9474475, 10500250, 16917310, 18948950, 26250625, 42293275, 47372375, 52501250, 84586550, 94744750, 164097907, 211466375, 236861875, 328195814, 422932750, 473723750, 820489535, 1057331875, 1640979070, 2114663750, 4102447675, 8204895350, 20512238375, 41024476750, 102561191875, 205122383750]

約数ペア:

[(1, 205122383750), (2, 102561191875), (5, 41024476750), (10, 20512238375), (25, 8204895350), (50, 4102447675), (97, 2114663750), (125, 1640979070), (194, 1057331875), (250, 820489535), (433, 473723750), (485, 422932750), (625, 328195814), (866, 236861875), (970, 211466375), (1250, 164097907), (2165, 94744750), (2425, 84586550), (3907, 52501250), (4330, 47372375), (4850, 42293275), (7814, 26250625), (10825, 18948950), (12125, 16917310), (19535, 10500250), (21650, 9474475), (24250, 8458655), (39070, 5250125), (42001, 4883750), (54125, 3789790), (60625, 3383462), (84002, 2441875), (97675, 2100050), (108250, 1894895), (121250, 1691731), (195350, 1050025), (210005, 976750), (270625, 757958), (378979, 541250), (420010, 488375)]