206705200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 540743168

約数和(自身を除く): 334037968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 127, 130, 200, 208, 254, 260, 313, 325, 400, 508, 520, 626, 635, 650, 1016, 1040, 1252, 1270, 1300, 1565, 1651, 2032, 2504, 2540, 2600, 3130, 3175, 3302, 4069, 5008, 5080, 5200, 6260, 6350, 6604, 7825, 8138, 8255, 10160, 12520, 12700, 13208, 15650, 16276, 16510, 20345, 25040, 25400, 26416, 31300, 32552, 33020, 39751, 40690, 41275, 50800, 62600, 65104, 66040, 79502, 81380, 82550, 101725, 125200, 132080, 159004, 162760, 165100, 198755, 203450, 318008, 325520, 330200, 397510, 406900, 516763, 636016, 660400, 795020, 813800, 993775, 1033526, 1590040, 1627600, 1987550, 2067052, 2583815, 3180080, 3975100, 4134104, 5167630, 7950200, 8268208, 10335260, 12919075, 15900400, 20670520, 25838150, 41341040, 51676300, 103352600, 206705200]

約数ペア:

[(1, 206705200), (2, 103352600), (4, 51676300), (5, 41341040), (8, 25838150), (10, 20670520), (13, 15900400), (16, 12919075), (20, 10335260), (25, 8268208), (26, 7950200), (40, 5167630), (50, 4134104), (52, 3975100), (65, 3180080), (80, 2583815), (100, 2067052), (104, 1987550), (127, 1627600), (130, 1590040), (200, 1033526), (208, 993775), (254, 813800), (260, 795020), (313, 660400), (325, 636016), (400, 516763), (508, 406900), (520, 397510), (626, 330200), (635, 325520), (650, 318008), (1016, 203450), (1040, 198755), (1252, 165100), (1270, 162760), (1300, 159004), (1565, 132080), (1651, 125200), (2032, 101725), (2504, 82550), (2540, 81380), (2600, 79502), (3130, 66040), (3175, 65104), (3302, 62600), (4069, 50800), (5008, 41275), (5080, 40690), (5200, 39751), (6260, 33020), (6350, 32552), (6604, 31300), (7825, 26416), (8138, 25400), (8255, 25040), (10160, 20345), (12520, 16510), (12700, 16276), (13208, 15650)]