201732500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 482845440

約数和(自身を除く): 281112940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 125, 137, 155, 190, 250, 274, 310, 380, 475, 500, 548, 589, 620, 625, 685, 775, 950, 1178, 1250, 1370, 1550, 1900, 2356, 2375, 2500, 2603, 2740, 2945, 3100, 3425, 3875, 4247, 4750, 5206, 5890, 6850, 7750, 8494, 9500, 10412, 11780, 11875, 13015, 13700, 14725, 15500, 16988, 17125, 19375, 21235, 23750, 26030, 29450, 34250, 38750, 42470, 47500, 52060, 58900, 65075, 68500, 73625, 77500, 80693, 84940, 85625, 106175, 130150, 147250, 161386, 171250, 212350, 260300, 294500, 322772, 325375, 342500, 368125, 403465, 424700, 530875, 650750, 736250, 806930, 1061750, 1301500, 1472500, 1613860, 1626875, 2017325, 2123500, 2654375, 3253750, 4034650, 5308750, 6507500, 8069300, 10086625, 10617500, 20173250, 40346500, 50433125, 100866250, 201732500]

約数ペア:

[(1, 201732500), (2, 100866250), (4, 50433125), (5, 40346500), (10, 20173250), (19, 10617500), (20, 10086625), (25, 8069300), (31, 6507500), (38, 5308750), (50, 4034650), (62, 3253750), (76, 2654375), (95, 2123500), (100, 2017325), (124, 1626875), (125, 1613860), (137, 1472500), (155, 1301500), (190, 1061750), (250, 806930), (274, 736250), (310, 650750), (380, 530875), (475, 424700), (500, 403465), (548, 368125), (589, 342500), (620, 325375), (625, 322772), (685, 294500), (775, 260300), (950, 212350), (1178, 171250), (1250, 161386), (1370, 147250), (1550, 130150), (1900, 106175), (2356, 85625), (2375, 84940), (2500, 80693), (2603, 77500), (2740, 73625), (2945, 68500), (3100, 65075), (3425, 58900), (3875, 52060), (4247, 47500), (4750, 42470), (5206, 38750), (5890, 34250), (6850, 29450), (7750, 26030), (8494, 23750), (9500, 21235), (10412, 19375), (11780, 17125), (11875, 16988), (13015, 15500), (13700, 14725)]