2020125500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 4604221440

約数和(自身を除く): 2584095940

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 127, 145, 250, 254, 290, 500, 508, 580, 635, 725, 1097, 1270, 1450, 2194, 2540, 2900, 3175, 3625, 3683, 4388, 5485, 6350, 7250, 7366, 10970, 12700, 14500, 14732, 15875, 18415, 21940, 27425, 31750, 31813, 36830, 54850, 63500, 63626, 73660, 92075, 109700, 127252, 137125, 139319, 159065, 184150, 274250, 278638, 318130, 368300, 460375, 548500, 557276, 636260, 696595, 795325, 920750, 1393190, 1590650, 1841500, 2786380, 3181300, 3482975, 3976625, 4040251, 6965950, 7953250, 8080502, 13931900, 15906500, 16161004, 17414875, 20201255, 34829750, 40402510, 69659500, 80805020, 101006275, 202012550, 404025100, 505031375, 1010062750, 2020125500]

約数ペア:

[(1, 2020125500), (2, 1010062750), (4, 505031375), (5, 404025100), (10, 202012550), (20, 101006275), (25, 80805020), (29, 69659500), (50, 40402510), (58, 34829750), (100, 20201255), (116, 17414875), (125, 16161004), (127, 15906500), (145, 13931900), (250, 8080502), (254, 7953250), (290, 6965950), (500, 4040251), (508, 3976625), (580, 3482975), (635, 3181300), (725, 2786380), (1097, 1841500), (1270, 1590650), (1450, 1393190), (2194, 920750), (2540, 795325), (2900, 696595), (3175, 636260), (3625, 557276), (3683, 548500), (4388, 460375), (5485, 368300), (6350, 318130), (7250, 278638), (7366, 274250), (10970, 184150), (12700, 159065), (14500, 139319), (14732, 137125), (15875, 127252), (18415, 109700), (21940, 92075), (27425, 73660), (31750, 63626), (31813, 63500), (36830, 54850)]